123011110231321 has 8 divisors (see below), whose sum is σ = 132674525343360. Its totient is φ = 113376412550352.

The previous prime is 123011110231277. The next prime is 123011110231363. The reversal of 123011110231321 is 123132011110321.

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 123011110231321 - 2¹⁹ = 123011109707033 is a prime.

It is a super-2 number, since 2×123011110231321² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123011110231292 and 123011110231301.

It is not an unprimeable number, because it can be changed into a prime (123011110231381) 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, 7179348865 + ... + 7179365998.

It is an arithmetic number, because the mean of its divisors is an integer number (16584315667920).

Almost surely, 2^{123011110231321} is an apocalyptic number.

It is an amenable number.

123011110231321 is a deficient number, since it is larger than the sum of its proper divisors (9663415112039).

123011110231321 is a wasteful number, since it uses less digits than its factorization.

123011110231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14358715535.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 123011110231321 its reverse (123132011110321), we get a palindrome (246143121341642).

The spelling of 123011110231321 in words is "one hundred twenty-three trillion, eleven billion, one hundred ten million, two hundred thirty-one thousand, three hundred twenty-one".