123321245020541 has 16 divisors (see below), whose sum is σ = 124189143217920. Its totient is φ = 122454030787200.

The previous prime is 123321245020531. The next prime is 123321245020643. The reversal of 123321245020541 is 145020542123321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123321245020541 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 (123321245020531) 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, 6817462625 + ... + 6817480713.

It is an arithmetic number, because the mean of its divisors is an integer number (7761821451120).

Almost surely, 2^{123321245020541} is an apocalyptic number.

It is an amenable number.

123321245020541 is a deficient number, since it is larger than the sum of its proper divisors (867898197379).

123321245020541 is a wasteful number, since it uses less digits than its factorization.

123321245020541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34364.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 123321245020541 its reverse (145020542123321), we get a palindrome (268341787143862).

The spelling of 123321245020541 in words is "one hundred twenty-three trillion, three hundred twenty-one billion, two hundred forty-five million, twenty thousand, five hundred forty-one".