124320525424021 has 8 divisors (see below), whose sum is σ = 129862751707584. Its totient is φ = 118789714644480.

The previous prime is 124320525423967. The next prime is 124320525424033. The reversal of 124320525424021 is 120424525023421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124320525424021 - 2¹⁹ = 124320524899733 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 (124320525424061) 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 7 ways as a sum of consecutive naturals, for example, 2853853740 + ... + 2853897301.

It is an arithmetic number, because the mean of its divisors is an integer number (16232843963448).

Almost surely, 2^{124320525424021} is an apocalyptic number.

It is an amenable number.

124320525424021 is a deficient number, since it is larger than the sum of its proper divisors (5542226283563).

124320525424021 is an equidigital number, since it uses as much as digits as its factorization.

124320525424021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5707752011.

The product of its (nonzero) digits is 153600, while the sum is 37.

The spelling of 124320525424021 in words is "one hundred twenty-four trillion, three hundred twenty billion, five hundred twenty-five million, four hundred twenty-four thousand, twenty-one".