112131304403 has 4 divisors (see below), whose sum is σ = 112289459280. Its totient is φ = 111973149528.

The previous prime is 112131304399. The next prime is 112131304409. The reversal of 112131304403 is 304403131211.

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

It is a cyclic number.

It is not a de Polignac number, because 112131304403 - 2² = 112131304399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112131304409) 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, 79076375 + ... + 79077792.

It is an arithmetic number, because the mean of its divisors is an integer number (28072364820).

Almost surely, 2^112131304403 is an apocalyptic number.

112131304403 is a deficient number, since it is larger than the sum of its proper divisors (158154877).

112131304403 is an equidigital number, since it uses as much as digits as its factorization.

112131304403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158154876.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 112131304403 its reverse (304403131211), we get a palindrome (416534435614).

The spelling of 112131304403 in words is "one hundred twelve billion, one hundred thirty-one million, three hundred four thousand, four hundred three".