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131013311102 = 2312113117921
BaseRepresentation
bin111101000000100000…
…0000111101001111110
3110112011112122210010122
41322001000013221332
54121303401423402
6140104153534542
712315426525062
oct1720100075176
9415145583118
10131013311102
1150620664823
1221484114452
13c47bac26bb
1464abcbdaa2
15361bcc3ca2
hex1e81007a7e

131013311102 has 8 divisors (see below), whose sum is σ = 202859320512. Its totient is φ = 63393537600.

The previous prime is 131013311059. The next prime is 131013311119. The reversal of 131013311102 is 201113310131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1056558899 + ... + 1056559022.

It is an arithmetic number, because the mean of its divisors is an integer number (25357415064).

Almost surely, 2131013311102 is an apocalyptic number.

131013311102 is a deficient number, since it is larger than the sum of its proper divisors (71846009410).

131013311102 is a wasteful number, since it uses less digits than its factorization.

131013311102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113117954.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 131013311102 its reverse (201113310131), we get a palindrome (332126621233).

The spelling of 131013311102 in words is "one hundred thirty-one billion, thirteen million, three hundred eleven thousand, one hundred two".

Divisors: 1 2 31 62 2113117921 4226235842 65506655551 131013311102