113213423402 has 4 divisors (see below), whose sum is σ = 169820135106. Its totient is φ = 56606711700.

The previous prime is 113213423381. The next prime is 113213423419. The reversal of 113213423402 is 204324312311.

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., 97643125441 + 15570297961 = 312479^2 + 124781^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303355849 + ... + 28303355852.

Almost surely, 2^113213423402 is an apocalyptic number.

113213423402 is a deficient number, since it is larger than the sum of its proper divisors (56606711704).

113213423402 is an equidigital number, since it uses as much as digits as its factorization.

113213423402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56606711703.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 113213423402 its reverse (204324312311), we get a palindrome (317537735713).

The spelling of 113213423402 in words is "one hundred thirteen billion, two hundred thirteen million, four hundred twenty-three thousand, four hundred two".