Base | Representation |
---|---|
bin | 1001001100001110010010… |
… | …11010001011100100000010 |
3 | 2122120011122021220212112021 |
4 | 10212013021122023210002 |
5 | 10122120014223224302 |
6 | 110552521443352054 |
7 | 4154132245135600 |
oct | 446071132134402 |
9 | 78504567825467 |
10 | 20211200211202 |
11 | 6492581683730 |
12 | 232509608262a |
13 | b37ba5b59a00 |
14 | 4dc327a48870 |
15 | 250b16746437 |
hex | 1261c968b902 |
20211200211202 has 72 divisors (see below), whose sum is σ = 41659599339792. Its totient is φ = 7268763247200.
The previous prime is 20211200211161. The next prime is 20211200211221.
It is a happy number.
20211200211202 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×202112002112022 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 55287624 + ... + 55651987.
It is an arithmetic number, because the mean of its divisors is an integer number (578605546386).
Almost surely, 220211200211202 is an apocalyptic number.
20211200211202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20211200211202 is an abundant number, since it is smaller than the sum of its proper divisors (21448399128590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211200211202 is a wasteful number, since it uses less digits than its factorization.
20211200211202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110939664 (or 110939644 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
It can be divided in two parts, 20211200 and 211202, that added together give a palindrome (20422402).
The spelling of 20211200211202 in words is "twenty trillion, two hundred eleven billion, two hundred million, two hundred eleven thousand, two hundred two".
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