Base | Representation |
---|---|
bin | 11011110000111100111010… |
… | …110000111110111111010100 |
3 | 121000100201100120010200012222 |
4 | 123300330322300332333110 |
5 | 112001132214441041040 |
6 | 1111413040015401512 |
7 | 34502146253432051 |
oct | 3360747260767724 |
9 | 530321316120188 |
10 | 122111201112020 |
11 | 359aa08466036a |
12 | 11841b76223298 |
13 | 531a062c815c3 |
14 | 22222dc442028 |
15 | e1b5d4dd5bb5 |
hex | 6f0f3ac3efd4 |
122111201112020 has 24 divisors (see below), whose sum is σ = 260779853224800. Its totient is φ = 48016607894432.
The previous prime is 122111201112011. The next prime is 122111201112059. The reversal of 122111201112020 is 20211102111221.
It is a super-2 number, since 2×1221112011120202 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 122111201112020.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51742033190 + ... + 51742035549.
It is an arithmetic number, because the mean of its divisors is an integer number (10865827217700).
Almost surely, 2122111201112020 is an apocalyptic number.
122111201112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122111201112020 is an abundant number, since it is smaller than the sum of its proper divisors (138668652112780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122111201112020 is a wasteful number, since it uses less digits than its factorization.
122111201112020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103484068807 (or 103484068805 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 122111201112020 its reverse (20211102111221), we get a palindrome (142322303223241).
The spelling of 122111201112020 in words is "one hundred twenty-two trillion, one hundred eleven billion, two hundred one million, one hundred twelve thousand, twenty".
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