113231302102 has 4 divisors (see below), whose sum is σ = 169846953156. Its totient is φ = 56615651050.

The previous prime is 113231302039. The next prime is 113231302103. The reversal of 113231302102 is 201203132311.

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

It is a self number, because there is not a number n which added to its sum of digits gives 113231302102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113231302103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28307825524 + ... + 28307825527.

It is an arithmetic number, because the mean of its divisors is an integer number (42461738289).

Almost surely, 2^113231302102 is an apocalyptic number.

113231302102 is a deficient number, since it is larger than the sum of its proper divisors (56615651054).

113231302102 is an equidigital number, since it uses as much as digits as its factorization.

113231302102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56615651053.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113231302102 its reverse (201203132311), we get a palindrome (314434434413).

The spelling of 113231302102 in words is "one hundred thirteen billion, two hundred thirty-one million, three hundred two thousand, one hundred two".