113021400202 has 4 divisors (see below), whose sum is σ = 169532100306. Its totient is φ = 56510700100.

The previous prime is 113021400199. The next prime is 113021400209. The reversal of 113021400202 is 202004120311.

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., 95430948561 + 17590451641 = 308919^2 + 132629^2 .

It is not an unprimeable number, because it can be changed into a prime (113021400209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28255350049 + ... + 28255350052.

Almost surely, 2^113021400202 is an apocalyptic number.

113021400202 is a deficient number, since it is larger than the sum of its proper divisors (56510700104).

113021400202 is an equidigital number, since it uses as much as digits as its factorization.

113021400202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56510700103.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 113021400202 its reverse (202004120311), we get a palindrome (315025520513).

The spelling of 113021400202 in words is "one hundred thirteen billion, twenty-one million, four hundred thousand, two hundred two".