124212245013 has 8 divisors (see below), whose sum is σ = 184018140800. Its totient is φ = 82808163324.

The previous prime is 124212244997. The next prime is 124212245041. The reversal of 124212245013 is 310542212421.

124212245013 is a `hidden beast` number, since 1 + 2 + 421 + 224 + 5 + 0 + 13 = 666.

It is not a de Polignac number, because 124212245013 - 2⁴ = 124212244997 is a prime.

It is a super-2 number, since 2×124212245013² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4600453519 = 124212245013 / (1 + 2 + 4 + 2 + 1 + 2 + 2 + 4 + 5 + 0 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124212245083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300226733 + ... + 2300226786.

It is an arithmetic number, because the mean of its divisors is an integer number (23002267600).

Almost surely, 2^124212245013 is an apocalyptic number.

It is an amenable number.

124212245013 is a deficient number, since it is larger than the sum of its proper divisors (59805895787).

124212245013 is an equidigital number, since it uses as much as digits as its factorization.

124212245013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4600453528 (or 4600453522 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 124212245013 its reverse (310542212421), we get a palindrome (434754457434).

The spelling of 124212245013 in words is "one hundred twenty-four billion, two hundred twelve million, two hundred forty-five thousand, thirteen".