113103111113 has 4 divisors (see below), whose sum is σ = 113163306240. Its totient is φ = 113042915988.

The previous prime is 113103111109. The next prime is 113103111169. The reversal of 113103111113 is 311111301311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 113103111113 - 2² = 113103111109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 113103111091 and 113103111100.

It is not an unprimeable number, because it can be changed into a prime (113103111193) 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, 30094745 + ... + 30098502.

It is an arithmetic number, because the mean of its divisors is an integer number (28290826560).

Almost surely, 2^113103111113 is an apocalyptic number.

It is an amenable number.

113103111113 is a deficient number, since it is larger than the sum of its proper divisors (60195127).

113103111113 is an equidigital number, since it uses as much as digits as its factorization.

113103111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60195126.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 113103111113 its reverse (311111301311), we get a palindrome (424214412424).

The spelling of 113103111113 in words is "one hundred thirteen billion, one hundred three million, one hundred eleven thousand, one hundred thirteen".