113002121123 has 8 divisors (see below), whose sum is σ = 118958757408. Its totient is φ = 107132443264.

The previous prime is 113002121093. The next prime is 113002121153. The reversal of 113002121123 is 321121200311.

It is an interprime number because it is at equal distance from previous prime (113002121093) and next prime (113002121153).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113002121123 - 2⁸ = 113002120867 is a prime.

It is a super-2 number, since 2×113002121123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113002121153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21736940 + ... + 21742137.

It is an arithmetic number, because the mean of its divisors is an integer number (14869844676).

Almost surely, 2^113002121123 is an apocalyptic number.

113002121123 is a deficient number, since it is larger than the sum of its proper divisors (5956636285).

113002121123 is a wasteful number, since it uses less digits than its factorization.

113002121123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43479213.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 113002121123 its reverse (321121200311), we get a palindrome (434123321434).

The spelling of 113002121123 in words is "one hundred thirteen billion, two million, one hundred twenty-one thousand, one hundred twenty-three".