244102124021 has 16 divisors (see below), whose sum is σ = 291118487808. Its totient is φ = 200122876800.

The previous prime is 244102124017. The next prime is 244102124087. The reversal of 244102124021 is 120421201442.

It is not a de Polignac number, because 244102124021 - 2² = 244102124017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244101124021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4979651 + ... + 5028431.

It is an arithmetic number, because the mean of its divisors is an integer number (18194905488).

Almost surely, 2^244102124021 is an apocalyptic number.

It is an amenable number.

244102124021 is a deficient number, since it is larger than the sum of its proper divisors (47016363787).

244102124021 is a wasteful number, since it uses less digits than its factorization.

244102124021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79892.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 244102124021 its reverse (120421201442), we get a palindrome (364523325463).

The spelling of 244102124021 in words is "two hundred forty-four billion, one hundred two million, one hundred twenty-four thousand, twenty-one".