Base | Representation |
---|---|
bin | 1011000110101101111000… |
… | …0101110110100010111001 |
3 | 1121020021012111122121121211 |
4 | 2301223132011312202321 |
5 | 3100022111410200241 |
6 | 41545112430403121 |
7 | 2400100520121511 |
oct | 261533605664271 |
9 | 47207174577554 |
10 | 12210023131321 |
11 | 3988272819a04 |
12 | 14524740604a1 |
13 | 6a75284379a2 |
14 | 302d7ad24841 |
15 | 1629262c1781 |
hex | b1ade1768b9 |
12210023131321 has 16 divisors (see below), whose sum is σ = 12834746498304. Its totient is φ = 11593132176384.
The previous prime is 12210023131283. The next prime is 12210023131331. The reversal of 12210023131321 is 12313132001221.
It is a cyclic number.
It is not a de Polignac number, because 12210023131321 - 241 = 10010999875769 is a prime.
It is a super-2 number, since 2×122100231313212 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12210023131292 and 12210023131301.
It is not an unprimeable number, because it can be changed into a prime (12210023131331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50399140 + ... + 50640826.
It is an arithmetic number, because the mean of its divisors is an integer number (802171656144).
Almost surely, 212210023131321 is an apocalyptic number.
It is an amenable number.
12210023131321 is a deficient number, since it is larger than the sum of its proper divisors (624723366983).
12210023131321 is a wasteful number, since it uses less digits than its factorization.
12210023131321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257880.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 12210023131321 its reverse (12313132001221), we get a palindrome (24523155132542).
The spelling of 12210023131321 in words is "twelve trillion, two hundred ten billion, twenty-three million, one hundred thirty-one thousand, three hundred twenty-one".
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