113560220503 has 4 divisors (see below), whose sum is σ = 114389127360. Its totient is φ = 112731313648.

The previous prime is 113560220491. The next prime is 113560220549. The reversal of 113560220503 is 305022065311.

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

It is not a de Polignac number, because 113560220503 - 2²¹ = 113558123351 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 (113560220003) 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, 414453223 + ... + 414453496.

It is an arithmetic number, because the mean of its divisors is an integer number (28597281840).

Almost surely, 2^113560220503 is an apocalyptic number.

113560220503 is a deficient number, since it is larger than the sum of its proper divisors (828906857).

113560220503 is an equidigital number, since it uses as much as digits as its factorization.

113560220503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828906856.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 113560220503 its reverse (305022065311), we get a palindrome (418582285814).

The spelling of 113560220503 in words is "one hundred thirteen billion, five hundred sixty million, two hundred twenty thousand, five hundred three".