400122243244124 has 24 divisors (see below), whose sum is σ = 766968600137040. Its totient is φ = 181799964475136.

The previous prime is 400122243244079. The next prime is 400122243244133. The reversal of 400122243244124 is 421442342221004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101450871062 + ... + 101450875005.

It is an arithmetic number, because the mean of its divisors is an integer number (31957025005710).

Almost surely, 2^{400122243244124} is an apocalyptic number.

It is an amenable number.

400122243244124 is a deficient number, since it is larger than the sum of its proper divisors (366846356892916).

400122243244124 is a wasteful number, since it uses less digits than its factorization.

400122243244124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202901746117 (or 202901746115 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 400122243244124 its reverse (421442342221004), we get a palindrome (821564585465128).

The spelling of 400122243244124 in words is "four hundred trillion, one hundred twenty-two billion, two hundred forty-three million, two hundred forty-four thousand, one hundred twenty-four".