22221331034291 has 2 divisors, whose sum is σ = 22221331034292. Its totient is φ = 22221331034290.

The previous prime is 22221331034267. The next prime is 22221331034351. The reversal of 22221331034291 is 19243013312222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22221331034291 is a prime.

It is not a weakly prime, because it can be changed into another prime (22221331036291) 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, 11110665517145 + 11110665517146.

It is an arithmetic number, because the mean of its divisors is an integer number (11110665517146).

Almost surely, 2^{22221331034291} is an apocalyptic number.

22221331034291 is a deficient number, since it is larger than the sum of its proper divisors (1).

22221331034291 is an equidigital number, since it uses as much as digits as its factorization.

22221331034291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 22221331034291 in words is "twenty-two trillion, two hundred twenty-one billion, three hundred thirty-one million, thirty-four thousand, two hundred ninety-one".