22097065091 has 2 divisors, whose sum is σ = 22097065092. Its totient is φ = 22097065090.

The previous prime is 22097065061. The next prime is 22097065157. The reversal of 22097065091 is 19056079022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22097065091 - 2¹⁸ = 22096802947 is a prime.

It is not a weakly prime, because it can be changed into another prime (22097065031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11048532545 + 11048532546.

It is an arithmetic number, because the mean of its divisors is an integer number (11048532546).

Almost surely, 2^22097065091 is an apocalyptic number.

22097065091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22097065091 is an equidigital number, since it uses as much as digits as its factorization.

22097065091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 22097065091 in words is "twenty-two billion, ninety-seven million, sixty-five thousand, ninety-one".