Base | Representation |
---|---|
bin | 11101110010011101100000… |
… | …111001110111100000111110 |
3 | 122011212112022202201212020211 |
4 | 131302131200321313200332 |
5 | 114132441023340242342 |
6 | 1142345343435503034 |
7 | 36411143016212113 |
oct | 3562354071674076 |
9 | 564775282655224 |
10 | 131011013212222 |
11 | 38820505565500 |
12 | 1283a98b2b7a7a |
13 | 5814393423040 |
14 | 244cd7715490a |
15 | 1022d6cb0dc17 |
hex | 772760e7783e |
131011013212222 has 48 divisors (see below), whose sum is σ = 232624491681456. Its totient is φ = 54968970038400.
The previous prime is 131011013212153. The next prime is 131011013212259. The reversal of 131011013212222 is 222212310110131.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 131011013212193 and 131011013212202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 311297197 + ... + 311717767.
It is an arithmetic number, because the mean of its divisors is an integer number (4846343576697).
Almost surely, 2131011013212222 is an apocalyptic number.
131011013212222 is a deficient number, since it is larger than the sum of its proper divisors (101613478469234).
131011013212222 is a wasteful number, since it uses less digits than its factorization.
131011013212222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 519625 (or 519614 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 22.
Adding to 131011013212222 its reverse (222212310110131), we get a palindrome (353223323322353).
The spelling of 131011013212222 in words is "one hundred thirty-one trillion, eleven billion, thirteen million, two hundred twelve thousand, two hundred twenty-two".
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