113223124402 has 4 divisors (see below), whose sum is σ = 169834686606. Its totient is φ = 56611562200.

The previous prime is 113223124363. The next prime is 113223124423. The reversal of 113223124402 is 204421322311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204421322311 = 37 ⋅5524900603.

It can be written as a sum of positive squares in only one way, i.e., 112963882201 + 259242201 = 336101^2 + 16101^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28305781099 + ... + 28305781102.

Almost surely, 2^113223124402 is an apocalyptic number.

113223124402 is a deficient number, since it is larger than the sum of its proper divisors (56611562204).

113223124402 is an equidigital number, since it uses as much as digits as its factorization.

113223124402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56611562203.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 113223124402 its reverse (204421322311), we get a palindrome (317644446713).

The spelling of 113223124402 in words is "one hundred thirteen billion, two hundred twenty-three million, one hundred twenty-four thousand, four hundred two".