123123110023321 has 8 divisors (see below), whose sum is σ = 123201043876800. Its totient is φ = 123045177811248.

The previous prime is 123123110023313. The next prime is 123123110023339. The reversal of 123123110023321 is 123320011321321.

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 123123110023321 - 2³ = 123123110023313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123123110023421) 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, 172716595 + ... + 173427991.

It is an arithmetic number, because the mean of its divisors is an integer number (15400130484600).

Almost surely, 2^{123123110023321} is an apocalyptic number.

It is an amenable number.

123123110023321 is a deficient number, since it is larger than the sum of its proper divisors (77933853479).

123123110023321 is a wasteful number, since it uses less digits than its factorization.

123123110023321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820703.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 123123110023321 its reverse (123320011321321), we get a palindrome (246443121344642).

The spelling of 123123110023321 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, one hundred ten million, twenty-three thousand, three hundred twenty-one".