Algorithmic · Computed
121
Algorithmic encodings for 121.
Numerological root
1+2+1=4
4
— the builder
readings
Major — the phonetic cipher
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twenty, attend, tonight, donate, tend, denied
consonant skeleton t·d·n·t·d — 7 candidates in the dictionary
T9 Keypad — the tactile cipher
-
⌷ ABC ⌷
T9 phone-keypad letter set per digit
Leet — the modern glyph
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IZI
leet substitution: 0=O, 1=I, 3=E, 4=A, 5=S, 7=T, etc.
Math — the property
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palindrome
reads the same forwards and backwards
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11 × 11
prime factorization