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1131131301331 = 232771481119881
BaseRepresentation
bin10000011101011100101…
…011011110110111010011
311000010122111002201210011
4100131130223132313103
5122013024103120311
62223345021215351
7144502326265003
oct20353453366723
94003574081704
101131131301331
113a678a1494a9
12163279701557
1382885660435
143ca65c7c003
151e653a95321
hex1075cadedd3

1131131301331 has 16 divisors (see below), whose sum is σ = 1185381707328. Its totient is φ = 1077308812800.

The previous prime is 1131131301319. The next prime is 1131131301337. The reversal of 1131131301331 is 1331031311311.

It is not a de Polignac number, because 1131131301331 - 213 = 1131131293139 is a prime.

It is a super-2 number, since 2×11311313013312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131131301337) 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, 9375511 + ... + 9495391.

It is an arithmetic number, because the mean of its divisors is an integer number (74086356708).

Almost surely, 21131131301331 is an apocalyptic number.

1131131301331 is a deficient number, since it is larger than the sum of its proper divisors (54250405997).

1131131301331 is a wasteful number, since it uses less digits than its factorization.

1131131301331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121662.

The product of its (nonzero) digits is 243, while the sum is 22.

Adding to 1131131301331 its reverse (1331031311311), we get a palindrome (2462162612642).

The spelling of 1131131301331 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-one million, three hundred one thousand, three hundred thirty-one".

Divisors: 1 23 277 1481 6371 34063 119881 410237 2757263 9435451 33207037 177543761 763761851 4083506503 49179621797 1131131301331