123244020442321 has 16 divisors (see below), whose sum is σ = 130830208891776. Its totient is φ = 115695475220736.

The previous prime is 123244020442297. The next prime is 123244020442381.

123244020442321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 123244020442321 - 2¹⁷ = 123244020311249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123244020442381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11884975 + ... + 19691131.

It is an arithmetic number, because the mean of its divisors is an integer number (8176888055736).

Almost surely, 2^{123244020442321} is an apocalyptic number.

It is an amenable number.

123244020442321 is a deficient number, since it is larger than the sum of its proper divisors (7586188449455).

123244020442321 is a wasteful number, since it uses less digits than its factorization.

123244020442321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7808568.

The product of its (nonzero) digits is 73728, while the sum is 34.

The spelling of 123244020442321 in words is "one hundred twenty-three trillion, two hundred forty-four billion, twenty million, four hundred forty-two thousand, three hundred twenty-one".