123030220050199 has 32 divisors (see below), whose sum is σ = 156525399936000. Its totient is φ = 95863600415520.

The previous prime is 123030220050167. The next prime is 123030220050217. The reversal of 123030220050199 is 991050022030321.

It is a happy number.

It is not a de Polignac number, because 123030220050199 - 2⁵ = 123030220050167 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 (123030220050599) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88986897 + ... + 90358885.

It is an arithmetic number, because the mean of its divisors is an integer number (4891418748000).

Almost surely, 2^{123030220050199} is an apocalyptic number.

123030220050199 is a deficient number, since it is larger than the sum of its proper divisors (33495179885801).

123030220050199 is a wasteful number, since it uses less digits than its factorization.

123030220050199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395788 (or 1395774 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 123030220050199 in words is "one hundred twenty-three trillion, thirty billion, two hundred twenty million, fifty thousand, one hundred ninety-nine".