Base | Representation |
---|---|
bin | 11011110000111101110111… |
… | …100111011100001000011000 |
3 | 121000100210222201011011212002 |
4 | 123300331313213130020120 |
5 | 112001141312314120440 |
6 | 1111413325205140132 |
7 | 34502213461133363 |
oct | 3360756747341030 |
9 | 530323881134762 |
10 | 122112222020120 |
11 | 359aa558964772 |
12 | 118422000ba648 |
13 | 531a19662c337 |
14 | 2222397c730da |
15 | e1b644847115 |
hex | 6f0f779dc218 |
122112222020120 has 32 divisors (see below), whose sum is σ = 275018990908320. Its totient is φ = 48797512565760.
The previous prime is 122112222020081. The next prime is 122112222020147. The reversal of 122112222020120 is 21020222211221.
It is a super-2 number, since 2×1221122220201202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 122112222020092 and 122112222020101.
It is a congruent number.
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, 1480465817 + ... + 1480548296.
It is an arithmetic number, because the mean of its divisors is an integer number (8594343465885).
Almost surely, 2122112222020120 is an apocalyptic number.
122112222020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122112222020120 is an abundant number, since it is smaller than the sum of its proper divisors (152906768888200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122112222020120 is a wasteful number, since it uses less digits than its factorization.
122112222020120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2961015155 (or 2961015151 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 122112222020120 its reverse (21020222211221), we get a palindrome (143132444231341).
The spelling of 122112222020120 in words is "one hundred twenty-two trillion, one hundred twelve billion, two hundred twenty-two million, twenty thousand, one hundred twenty".
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