113012221303 has 4 divisors (see below), whose sum is σ = 113014280880. Its totient is φ = 113010161728.

The previous prime is 113012221277. The next prime is 113012221307. The reversal of 113012221303 is 303122210311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303122210311 = 53 ⋅5719286987.

It is a cyclic number.

It is not a de Polignac number, because 113012221303 - 2²¹ = 113010124151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113012221307) 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, 945163 + ... + 1057996.

It is an arithmetic number, because the mean of its divisors is an integer number (28253570220).

Almost surely, 2^113012221303 is an apocalyptic number.

113012221303 is a deficient number, since it is larger than the sum of its proper divisors (2059577).

113012221303 is an equidigital number, since it uses as much as digits as its factorization.

113012221303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059576.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113012221303 its reverse (303122210311), we get a palindrome (416134431614).

The spelling of 113012221303 in words is "one hundred thirteen billion, twelve million, two hundred twenty-one thousand, three hundred three".