Base | Representation |
---|---|
bin | 1010000110101101110110… |
… | …11101111001101011001100 |
3 | 2220200022022110111102122212 |
4 | 11003112323131321223030 |
5 | 10403032112304000022 |
6 | 115132105211525552 |
7 | 4452262240024526 |
oct | 503267335715314 |
9 | 86608273442585 |
10 | 22221011000012 |
11 | 7097972455340 |
12 | 25aa6b77598b8 |
13 | c52580b30b56 |
14 | 56b707486a16 |
15 | 288045ba93e2 |
hex | 1435bb779acc |
22221011000012 has 48 divisors (see below), whose sum is σ = 45694309054464. Its totient is φ = 9349653984000.
The previous prime is 22221010999991. The next prime is 22221011000021. The reversal of 22221011000012 is 21000011012222.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354122189 + ... + 354184932.
It is an arithmetic number, because the mean of its divisors is an integer number (951964771968).
Almost surely, 222221011000012 is an apocalyptic number.
22221011000012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
22221011000012 is an abundant number, since it is smaller than the sum of its proper divisors (23473298054452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22221011000012 is a wasteful number, since it uses less digits than its factorization.
22221011000012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 708307190 (or 708307188 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 22221011000012 its reverse (21000011012222), we get a palindrome (43221022012234).
The spelling of 22221011000012 in words is "twenty-two trillion, two hundred twenty-one billion, eleven million, twelve", and thus it is an aban number.
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