113003303121 has 8 divisors (see below), whose sum is σ = 167412300960. Its totient is φ = 75335535396.

The previous prime is 113003303117. The next prime is 113003303123. The reversal of 113003303121 is 121303300311.

It is a happy number.

113003303121 is a `hidden beast` number, since 1 + 1 + 300 + 330 + 31 + 2 + 1 = 666.

It is not a de Polignac number, because 113003303121 - 2² = 113003303117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113003303094 and 113003303103.

It is not an unprimeable number, because it can be changed into a prime (113003303123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2092653735 + ... + 2092653788.

It is an arithmetic number, because the mean of its divisors is an integer number (20926537620).

Almost surely, 2^113003303121 is an apocalyptic number.

It is an amenable number.

113003303121 is a deficient number, since it is larger than the sum of its proper divisors (54408997839).

113003303121 is an equidigital number, since it uses as much as digits as its factorization.

113003303121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4185307532 (or 4185307526 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 113003303121 its reverse (121303300311), we get a palindrome (234306603432).

The spelling of 113003303121 in words is "one hundred thirteen billion, three million, three hundred three thousand, one hundred twenty-one".