123012242220001 has 32 divisors (see below), whose sum is σ = 126452636234496. Its totient is φ = 119630740320000.

The previous prime is 123012242219899. The next prime is 123012242220071. The reversal of 123012242220001 is 100022242210321.

It is a cyclic number.

It is not a de Polignac number, because 123012242220001 - 2¹⁷ = 123012242088929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123012242220071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13035095655 + ... + 13035105091.

It is an arithmetic number, because the mean of its divisors is an integer number (3951644882328).

Almost surely, 2^{123012242220001} is an apocalyptic number.

It is an amenable number.

123012242220001 is a deficient number, since it is larger than the sum of its proper divisors (3440394014495).

123012242220001 is a wasteful number, since it uses less digits than its factorization.

123012242220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17913.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 123012242220001 its reverse (100022242210321), we get a palindrome (223034484430322).

The spelling of 123012242220001 in words is "one hundred twenty-three trillion, twelve billion, two hundred forty-two million, two hundred twenty thousand, one".