113212304103 has 4 divisors (see below), whose sum is σ = 150949738808. Its totient is φ = 75474869400.

The previous prime is 113212304081. The next prime is 113212304123. The reversal of 113212304103 is 301403212311.

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

It is not a de Polignac number, because 113212304103 - 2⁶ = 113212304039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113212304103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212304123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18868717348 + ... + 18868717353.

It is an arithmetic number, because the mean of its divisors is an integer number (37737434702).

Almost surely, 2^113212304103 is an apocalyptic number.

113212304103 is a deficient number, since it is larger than the sum of its proper divisors (37737434705).

113212304103 is an equidigital number, since it uses as much as digits as its factorization.

113212304103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37737434704.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113212304103 its reverse (301403212311), we get a palindrome (414615516414).

The spelling of 113212304103 in words is "one hundred thirteen billion, two hundred twelve million, three hundred four thousand, one hundred three".