Base | Representation |
---|---|
bin | 111000110100001111… |
… | …1010001000010100100 |
3 | 102122221020022102220112 |
4 | 1301220133101002210 |
5 | 3444340100023022 |
6 | 132015050552152 |
7 | 11546400555161 |
oct | 1615037210244 |
9 | 378836272815 |
10 | 122012111012 |
11 | 47821723990 |
12 | 1b791738658 |
13 | b6760120bc |
14 | 5c96675068 |
15 | 329195b8e2 |
hex | 1c687d10a4 |
122012111012 has 24 divisors (see below), whose sum is σ = 232953991200. Its totient is φ = 55454864960.
The previous prime is 122012111009. The next prime is 122012111071. The reversal of 122012111012 is 210111210221.
It is a super-2 number, since 2×1220121110122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367739 + ... + 615837.
It is an arithmetic number, because the mean of its divisors is an integer number (9706416300).
Almost surely, 2122012111012 is an apocalyptic number.
It is an amenable number.
122012111012 is a deficient number, since it is larger than the sum of its proper divisors (110941880188).
122012111012 is a wasteful number, since it uses less digits than its factorization.
122012111012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 259291 (or 259289 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 122012111012 its reverse (210111210221), we get a palindrome (332123321233).
The spelling of 122012111012 in words is "one hundred twenty-two billion, twelve million, one hundred eleven thousand, twelve".
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