131013111004 has 24 divisors (see below), whose sum is σ = 237267022608. Its totient is φ = 63249563520.

The previous prime is 131013110999. The next prime is 131013111029. The reversal of 131013111004 is 400111310131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3359329 + ... + 3398104.

It is an arithmetic number, because the mean of its divisors is an integer number (9886125942).

Almost surely, 2^131013111004 is an apocalyptic number.

It is an amenable number.

131013111004 is a deficient number, since it is larger than the sum of its proper divisors (106253911604).

131013111004 is a wasteful number, since it uses less digits than its factorization.

131013111004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6757605 (or 6757603 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 131013111004 its reverse (400111310131), we get a palindrome (531124421135).

The spelling of 131013111004 in words is "one hundred thirty-one billion, thirteen million, one hundred eleven thousand, four".