113431132202 has 4 divisors (see below), whose sum is σ = 170146698306. Its totient is φ = 56715566100.

The previous prime is 113431132187. The next prime is 113431132223. The reversal of 113431132202 is 202231134311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 110322958201 + 3108174001 = 332149^2 + 55751^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28357783049 + ... + 28357783052.

Almost surely, 2^113431132202 is an apocalyptic number.

113431132202 is a deficient number, since it is larger than the sum of its proper divisors (56715566104).

113431132202 is an equidigital number, since it uses as much as digits as its factorization.

113431132202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56715566103.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 113431132202 its reverse (202231134311), we get a palindrome (315662266513).

The spelling of 113431132202 in words is "one hundred thirteen billion, four hundred thirty-one million, one hundred thirty-two thousand, two hundred two".