113303304021003 has 4 divisors (see below), whose sum is σ = 151071072028008. Its totient is φ = 75535536014000.

The previous prime is 113303304020989. The next prime is 113303304021041. The reversal of 113303304021003 is 300120403303311.

It is a happy number.

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 113303304021003 - 2⁵ = 113303304020971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113303304521003) 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, 18883884003498 + ... + 18883884003503.

It is an arithmetic number, because the mean of its divisors is an integer number (37767768007002).

Almost surely, 2^{113303304021003} is an apocalyptic number.

113303304021003 is a deficient number, since it is larger than the sum of its proper divisors (37767768007005).

113303304021003 is an equidigital number, since it uses as much as digits as its factorization.

113303304021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37767768007004.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 113303304021003 its reverse (300120403303311), we get a palindrome (413423707324314).

The spelling of 113303304021003 in words is "one hundred thirteen trillion, three hundred three billion, three hundred four million, twenty-one thousand, three".