113012103 has 12 divisors (see below), whose sum is σ = 152796840. Its totient is φ = 74298816.

The previous prime is 113012099. The next prime is 113012117. The reversal of 113012103 is 301210311.

It is not a de Polignac number, because 113012103 - 2² = 113012099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113012153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12453 + ... + 19521.

It is an arithmetic number, because the mean of its divisors is an integer number (12733070).

Almost surely, 2^113012103 is an apocalyptic number.

113012103 is a deficient number, since it is larger than the sum of its proper divisors (39784737).

113012103 is an frugal number, since it uses more digits than its factorization.

113012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7218 (or 7145 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 113012103 is about 10630.7150747257. The cubic root of 113012103 is about 483.4760725729.

Adding to 113012103 its reverse (301210311), we get a palindrome (414222414).

It can be divided in two parts, 11 and 3012103, that multiplied together give a palindrome (33133133).

The spelling of 113012103 in words is "one hundred thirteen million, twelve thousand, one hundred three".