123122302121101 has 16 divisors (see below), whose sum is σ = 124275690558720. Its totient is φ = 121970049384960.

The previous prime is 123122302121081. The next prime is 123122302121123. The reversal of 123122302121101 is 101121203221321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 123122302121101 - 2⁷ = 123122302120973 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 (123122302121141) 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, 1926372721 + ... + 1926436633.

It is an arithmetic number, because the mean of its divisors is an integer number (7767230659920).

Almost surely, 2^{123122302121101} is an apocalyptic number.

It is an amenable number.

123122302121101 is a deficient number, since it is larger than the sum of its proper divisors (1153388437619).

123122302121101 is a wasteful number, since it uses less digits than its factorization.

123122302121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72516.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 123122302121101 its reverse (101121203221321), we get a palindrome (224243505342422).

The spelling of 123122302121101 in words is "one hundred twenty-three trillion, one hundred twenty-two billion, three hundred two million, one hundred twenty-one thousand, one hundred one".