224450120813 has 2 divisors, whose sum is σ = 224450120814. Its totient is φ = 224450120812.

The previous prime is 224450120803. The next prime is 224450120819. The reversal of 224450120813 is 318021054422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209308080004 + 15142040809 = 457502^2 + 123053^2 .

It is a cyclic number.

It is not a de Polignac number, because 224450120813 - 2¹² = 224450116717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224450120813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224450120819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112225060406 + 112225060407.

It is an arithmetic number, because the mean of its divisors is an integer number (112225060407).

Almost surely, 2^224450120813 is an apocalyptic number.

It is an amenable number.

224450120813 is a deficient number, since it is larger than the sum of its proper divisors (1).

224450120813 is an equidigital number, since it uses as much as digits as its factorization.

224450120813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 32.

The spelling of 224450120813 in words is "two hundred twenty-four billion, four hundred fifty million, one hundred twenty thousand, eight hundred thirteen".