131600422002 has 48 divisors (see below), whose sum is σ = 309033908640. Its totient is φ = 37248708672.

The previous prime is 131600421991. The next prime is 131600422027. The reversal of 131600422002 is 200224006131.

It is a super-2 number, since 2×131600422002² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 131600422002.

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, 2060227 + ... + 2123142.

It is an arithmetic number, because the mean of its divisors is an integer number (6438206430).

Almost surely, 2^131600422002 is an apocalyptic number.

131600422002 is an abundant number, since it is smaller than the sum of its proper divisors (177433486638).

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

131600422002 is a wasteful number, since it uses less digits than its factorization.

131600422002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4183495 (or 4183488 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 131600422002 its reverse (200224006131), we get a palindrome (331824428133).

The spelling of 131600422002 in words is "one hundred thirty-one billion, six hundred million, four hundred twenty-two thousand, two".