123231013111001 has 8 divisors (see below), whose sum is σ = 125301465515904. Its totient is φ = 121167360222480.

The previous prime is 123231013110991. The next prime is 123231013111021. The reversal of 123231013111001 is 100111310132321.

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 123231013111001 - 2¹⁴ = 123231013094617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (123231013111021) 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, 1699842545 + ... + 1699915038.

It is an arithmetic number, because the mean of its divisors is an integer number (15662683189488).

Almost surely, 2^{123231013111001} is an apocalyptic number.

It is an amenable number.

123231013111001 is a deficient number, since it is larger than the sum of its proper divisors (2070452404903).

123231013111001 is an equidigital number, since it uses as much as digits as its factorization.

123231013111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3399758191.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 123231013111001 its reverse (100111310132321), we get a palindrome (223342323243322).

The spelling of 123231013111001 in words is "one hundred twenty-three trillion, two hundred thirty-one billion, thirteen million, one hundred eleven thousand, one".