123300121220122 has 48 divisors (see below), whose sum is σ = 246000825282240. Its totient is φ = 45213184241280.

The previous prime is 123300121220077. The next prime is 123300121220153. The reversal of 123300121220122 is 221022121003321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 123300121220093 and 123300121220102.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2140746972 + ... + 2140804567.

It is an arithmetic number, because the mean of its divisors is an integer number (5125017193380).

Almost surely, 2^{123300121220122} is an apocalyptic number.

123300121220122 is a deficient number, since it is larger than the sum of its proper divisors (122700704062118).

123300121220122 is a wasteful number, since it uses less digits than its factorization.

123300121220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4281551587 (or 4281551576 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 123300121220122 its reverse (221022121003321), we get a palindrome (344322242223443).

The spelling of 123300121220122 in words is "one hundred twenty-three trillion, three hundred billion, one hundred twenty-one million, two hundred twenty thousand, one hundred twenty-two".