131113240102002 has 16 divisors (see below), whose sum is σ = 262226618881920. Its totient is φ = 43704390254352.

The previous prime is 131113240101971. The next prime is 131113240102027. The reversal of 131113240102002 is 200201042311131.

It is a self number, because there is not a number n which added to its sum of digits gives 131113240102002.

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, 9703383 + ... + 18878085.

It is an arithmetic number, because the mean of its divisors is an integer number (16389163680120).

Almost surely, 2^{131113240102002} is an apocalyptic number.

131113240102002 is an abundant number, since it is smaller than the sum of its proper divisors (131113378779918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131113240102002 is a wasteful number, since it uses less digits than its factorization.

131113240102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11556497.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 131113240102002 its reverse (200201042311131), we get a palindrome (331314282413133).

The spelling of 131113240102002 in words is "one hundred thirty-one trillion, one hundred thirteen billion, two hundred forty million, one hundred two thousand, two".