123311323002101 has 48 divisors (see below), whose sum is σ = 138922504519680. Its totient is φ = 109285048342080.

The previous prime is 123311323002097. The next prime is 123311323002169. The reversal of 123311323002101 is 101200323113321.

It is not a de Polignac number, because 123311323002101 - 2² = 123311323002097 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 (123311323001101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1053677276 + ... + 1053794298.

It is an arithmetic number, because the mean of its divisors is an integer number (2894218844160).

Almost surely, 2^{123311323002101} is an apocalyptic number.

It is an amenable number.

123311323002101 is a deficient number, since it is larger than the sum of its proper divisors (15611181517579).

123311323002101 is a wasteful number, since it uses less digits than its factorization.

123311323002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118666 (or 118653 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 123311323002101 its reverse (101200323113321), we get a palindrome (224511646115422).

The spelling of 123311323002101 in words is "one hundred twenty-three trillion, three hundred eleven billion, three hundred twenty-three million, two thousand, one hundred one".