244113213013 has 2 divisors, whose sum is σ = 244113213014. Its totient is φ = 244113213012.

The previous prime is 244113213007. The next prime is 244113213023. The reversal of 244113213013 is 310312311442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 206641158084 + 37472054929 = 454578^2 + 193577^2 .

It is a cyclic number.

It is not a de Polignac number, because 244113213013 - 2⁹ = 244113212501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244113213023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122056606506 + 122056606507.

It is an arithmetic number, because the mean of its divisors is an integer number (122056606507).

Almost surely, 2^244113213013 is an apocalyptic number.

It is an amenable number.

244113213013 is a deficient number, since it is larger than the sum of its proper divisors (1).

244113213013 is an equidigital number, since it uses as much as digits as its factorization.

244113213013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 244113213013 its reverse (310312311442), we get a palindrome (554425524455).

The spelling of 244113213013 in words is "two hundred forty-four billion, one hundred thirteen million, two hundred thirteen thousand, thirteen".