124021050204420 has 144 divisors (see below), whose sum is σ = 383456964683520. Its totient is φ = 32436646898688.

The previous prime is 124021050204379. The next prime is 124021050204421. The reversal of 124021050204420 is 24402050120421.

It is a happy number.

124021050204420 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 210 + 5 + 0 + 2 + 0 + 442 + 0 = 666.

It is a super-2 number, since 2×124021050204420² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (124021050204421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8886604 + ... + 18083523.

It is an arithmetic number, because the mean of its divisors is an integer number (2662895588080).

Almost surely, 2^{124021050204420} is an apocalyptic number.

124021050204420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124021050204420 is an abundant number, since it is smaller than the sum of its proper divisors (259435914479100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124021050204420 is a wasteful number, since it uses less digits than its factorization.

124021050204420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26970634 (or 26970629 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The spelling of 124021050204420 in words is "one hundred twenty-four trillion, twenty-one billion, fifty million, two hundred four thousand, four hundred twenty".