101032131402 has 24 divisors (see below), whose sum is σ = 224819248836. Its totient is φ = 32767177536.

The previous prime is 101032131359. The next prime is 101032131451. The reversal of 101032131402 is 204131230101.

101032131402 is a `hidden beast` number, since 101 + 0 + 32 + 131 + 402 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 99919842201 + 1112289201 = 316101^2 + 33351^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75849283 + ... + 75850614.

Almost surely, 2^101032131402 is an apocalyptic number.

101032131402 is an abundant number, since it is smaller than the sum of its proper divisors (123787117434).

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

101032131402 is a wasteful number, since it uses less digits than its factorization.

101032131402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151699942 (or 151699939 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101032131402 its reverse (204131230101), we get a palindrome (305163361503).

The spelling of 101032131402 in words is "one hundred one billion, thirty-two million, one hundred thirty-one thousand, four hundred two".