244124305213 has 4 divisors (see below), whose sum is σ = 244244034720. Its totient is φ = 244004575708.

The previous prime is 244124305207. The next prime is 244124305219. The reversal of 244124305213 is 312503421442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (244124305207) and next prime (244124305219).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244124305213 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 (244124305219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59861695 + ... + 59865772.

It is an arithmetic number, because the mean of its divisors is an integer number (61061008680).

Almost surely, 2^244124305213 is an apocalyptic number.

It is an amenable number.

244124305213 is a deficient number, since it is larger than the sum of its proper divisors (119729507).

244124305213 is a wasteful number, since it uses less digits than its factorization.

244124305213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119729506.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 244124305213 its reverse (312503421442), we get a palindrome (556627726655).

The spelling of 244124305213 in words is "two hundred forty-four billion, one hundred twenty-four million, three hundred five thousand, two hundred thirteen".