123011133132013 has 8 divisors (see below), whose sum is σ = 140659050488832. Its totient is φ = 105381940359696.

The previous prime is 123011133131989. The next prime is 123011133132029. The reversal of 123011133132013 is 310231331110321.

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

It is not a de Polignac number, because 123011133132013 - 2²¹ = 123011131034861 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 (123011133132053) 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, 4681132045 + ... + 4681158322.

It is an arithmetic number, because the mean of its divisors is an integer number (17582381311104).

Almost surely, 2^{123011133132013} is an apocalyptic number.

It is an amenable number.

123011133132013 is a deficient number, since it is larger than the sum of its proper divisors (17647917356819).

123011133132013 is an equidigital number, since it uses as much as digits as its factorization.

123011133132013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9362292251.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 123011133132013 its reverse (310231331110321), we get a palindrome (433242464242334).

The spelling of 123011133132013 in words is "one hundred twenty-three trillion, eleven billion, one hundred thirty-three million, one hundred thirty-two thousand, thirteen".