113033121013 has 4 divisors (see below), whose sum is σ = 113045648940. Its totient is φ = 113020593088.

The previous prime is 113033121011. The next prime is 113033121017. The reversal of 113033121013 is 310121330311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 92937790449 + 20095330564 = 304857^2 + 141758^2 .

It is a cyclic number.

It is not a de Polignac number, because 113033121013 - 2¹ = 113033121011 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 (113033121011) 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, 6250420 + ... + 6268477.

It is an arithmetic number, because the mean of its divisors is an integer number (28261412235).

Almost surely, 2^113033121013 is an apocalyptic number.

It is an amenable number.

113033121013 is a deficient number, since it is larger than the sum of its proper divisors (12527927).

113033121013 is an equidigital number, since it uses as much as digits as its factorization.

113033121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12527926.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 113033121013 its reverse (310121330311), we get a palindrome (423154451324).

The spelling of 113033121013 in words is "one hundred thirteen billion, thirty-three million, one hundred twenty-one thousand, thirteen".