22422120231391 has 2 divisors, whose sum is σ = 22422120231392. Its totient is φ = 22422120231390.

The previous prime is 22422120231377. The next prime is 22422120231409. The reversal of 22422120231391 is 19313202122422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22422120231391 - 2⁹ = 22422120230879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22422120211391) 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, 11211060115695 + 11211060115696.

It is an arithmetic number, because the mean of its divisors is an integer number (11211060115696).

Almost surely, 2^{22422120231391} is an apocalyptic number.

22422120231391 is a deficient number, since it is larger than the sum of its proper divisors (1).

22422120231391 is an equidigital number, since it uses as much as digits as its factorization.

22422120231391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 22422120231391 in words is "twenty-two trillion, four hundred twenty-two billion, one hundred twenty million, two hundred thirty-one thousand, three hundred ninety-one".