Base | Representation |
---|---|
bin | 11011110001000110000011… |
… | …011011110001001110110010 |
3 | 121000101122200011201002110200 |
4 | 123301012003123301032302 |
5 | 112001312312104101002 |
6 | 1111421341222540030 |
7 | 34502644322461251 |
oct | 3361060333611662 |
9 | 530348604632420 |
10 | 122121010222002 |
11 | 35a03258644930 |
12 | 11843a53297616 |
13 | 531ac672541ac |
14 | 222298d0b4798 |
15 | e1b9ab138b1c |
hex | 6f11836f13b2 |
122121010222002 has 24 divisors (see below), whose sum is σ = 288649660525200. Its totient is φ = 37006366733880.
The previous prime is 122121010221961. The next prime is 122121010222019. The reversal of 122121010222002 is 200222010121221.
It is a happy number.
122121010222002 is a `hidden beast` number, since 1 + 221 + 210 + 10 + 2 + 220 + 0 + 2 = 666.
It is a super-2 number, since 2×1221210102220022 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 308386389252 + ... + 308386389647.
It is an arithmetic number, because the mean of its divisors is an integer number (12027069188550).
Almost surely, 2122121010222002 is an apocalyptic number.
122121010222002 is an abundant number, since it is smaller than the sum of its proper divisors (166528650303198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122121010222002 is a wasteful number, since it uses less digits than its factorization.
122121010222002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 616772778918 (or 616772778915 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 122121010222002 its reverse (200222010121221), we get a palindrome (322343020343223).
The spelling of 122121010222002 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, ten million, two hundred twenty-two thousand, two".
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