2322221322991 has 2 divisors, whose sum is σ = 2322221322992. Its totient is φ = 2322221322990.

The previous prime is 2322221322977. The next prime is 2322221323069. The reversal of 2322221322991 is 1992231222232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2322221322991 - 2¹³ = 2322221314799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2322221322791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161110661495 + 1161110661496.

It is an arithmetic number, because the mean of its divisors is an integer number (1161110661496).

Almost surely, 2^{2322221322991} is an apocalyptic number.

2322221322991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2322221322991 is an equidigital number, since it uses as much as digits as its factorization.

2322221322991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 40.

The spelling of 2322221322991 in words is "two trillion, three hundred twenty-two billion, two hundred twenty-one million, three hundred twenty-two thousand, nine hundred ninety-one".