222431032013 has 2 divisors, whose sum is σ = 222431032014. Its totient is φ = 222431032012.

The previous prime is 222431032009. The next prime is 222431032039. The reversal of 222431032013 is 310230134222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134422689769 + 88008342244 = 366637^2 + 296662^2 .

It is a cyclic number.

It is not a de Polignac number, because 222431032013 - 2² = 222431032009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222431032013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222431032063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111215516006 + 111215516007.

It is an arithmetic number, because the mean of its divisors is an integer number (111215516007).

Almost surely, 2^222431032013 is an apocalyptic number.

It is an amenable number.

222431032013 is a deficient number, since it is larger than the sum of its proper divisors (1).

222431032013 is an equidigital number, since it uses as much as digits as its factorization.

222431032013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 222431032013 its reverse (310230134222), we get a palindrome (532661166235).

The spelling of 222431032013 in words is "two hundred twenty-two billion, four hundred thirty-one million, thirty-two thousand, thirteen".