222130021322189 has 2 divisors, whose sum is σ = 222130021322190. Its totient is φ = 222130021322188.

The previous prime is 222130021322171. The next prime is 222130021322291. The reversal of 222130021322189 is 981223120031222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161979914399689 + 60150106922500 = 12727133^2 + 7755650^2 .

It is a cyclic number.

It is not a de Polignac number, because 222130021322189 - 2⁸ = 222130021321933 is a prime.

It is a super-2 number, since 2×222130021322189² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222130021322129) 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 as a sum of consecutive naturals, namely, 111065010661094 + 111065010661095.

It is an arithmetic number, because the mean of its divisors is an integer number (111065010661095).

Almost surely, 2^{222130021322189} is an apocalyptic number.

It is an amenable number.

222130021322189 is a deficient number, since it is larger than the sum of its proper divisors (1).

222130021322189 is an equidigital number, since it uses as much as digits as its factorization.

222130021322189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 222130021322189 in words is "two hundred twenty-two trillion, one hundred thirty billion, twenty-one million, three hundred twenty-two thousand, one hundred eighty-nine".