Base | Representation |
---|---|
bin | 111000110100100010… |
… | …1110101000011101100 |
3 | 102122221221100000211221 |
4 | 1301221011311003230 |
5 | 3444400142020022 |
6 | 132020051353124 |
7 | 11546552520400 |
oct | 1615105650354 |
9 | 378857300757 |
10 | 122022220012 |
11 | 478273a8a30 |
12 | 1b794bb27a4 |
13 | b678141464 |
14 | 5c97b47100 |
15 | 32927a6cc7 |
hex | 1c691750ec |
122022220012 has 36 divisors (see below), whose sum is σ = 270984415464. Its totient is φ = 47541123840.
The previous prime is 122022219997. The next prime is 122022220027. The reversal of 122022220012 is 210022220221.
It is an interprime number because it is at equal distance from previous prime (122022219997) and next prime (122022220027).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28296133 + ... + 28300444.
It is an arithmetic number, because the mean of its divisors is an integer number (7527344874).
Almost surely, 2122022220012 is an apocalyptic number.
It is an amenable number.
122022220012 is an abundant number, since it is smaller than the sum of its proper divisors (148962195452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122022220012 is a wasteful number, since it uses less digits than its factorization.
122022220012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56596606 (or 56596597 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 122022220012 its reverse (210022220221), we get a palindrome (332044440233).
The spelling of 122022220012 in words is "one hundred twenty-two billion, twenty-two million, two hundred twenty thousand, twelve".
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