113212031102 has 4 divisors (see below), whose sum is σ = 169818046656. Its totient is φ = 56606015550.

The previous prime is 113212031081. The next prime is 113212031143. The reversal of 113212031102 is 201130212311.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303007774 + ... + 28303007777.

It is an arithmetic number, because the mean of its divisors is an integer number (42454511664).

Almost surely, 2^113212031102 is an apocalyptic number.

113212031102 is a deficient number, since it is larger than the sum of its proper divisors (56606015554).

113212031102 is an equidigital number, since it uses as much as digits as its factorization.

113212031102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56606015553.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 113212031102 its reverse (201130212311), we get a palindrome (314342243413).

The spelling of 113212031102 in words is "one hundred thirteen billion, two hundred twelve million, thirty-one thousand, one hundred two".