222130021322291 has 2 divisors, whose sum is σ = 222130021322292. Its totient is φ = 222130021322290.

The previous prime is 222130021322189. The next prime is 222130021322323. The reversal of 222130021322291 is 192223120031222.

It is a happy number.

It is an a-pointer prime, because the next prime (222130021322323) can be obtained adding 222130021322291 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222130021322291 - 2²² = 222130017127987 is a prime.

It is not a weakly prime, because it can be changed into another prime (222130029322291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111065010661145 + 111065010661146.

It is an arithmetic number, because the mean of its divisors is an integer number (111065010661146).

Almost surely, 2^{222130021322291} is an apocalyptic number.

222130021322291 is a deficient number, since it is larger than the sum of its proper divisors (1).

222130021322291 is an equidigital number, since it uses as much as digits as its factorization.

222130021322291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 222130021322291 in words is "two hundred twenty-two trillion, one hundred thirty billion, twenty-one million, three hundred twenty-two thousand, two hundred ninety-one".