22909185331189 has 2 divisors, whose sum is σ = 22909185331190. Its totient is φ = 22909185331188.

The previous prime is 22909185331171. The next prime is 22909185331267. The reversal of 22909185331189 is 98113358190922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18325163024100 + 4584022307089 = 4280790^2 + 2141033^2 .

It is a cyclic number.

It is not a de Polignac number, because 22909185331189 - 2¹¹ = 22909185329141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22909185331129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11454592665594 + 11454592665595.

It is an arithmetic number, because the mean of its divisors is an integer number (11454592665595).

Almost surely, 2^{22909185331189} is an apocalyptic number.

It is an amenable number.

22909185331189 is a deficient number, since it is larger than the sum of its proper divisors (1).

22909185331189 is an equidigital number, since it uses as much as digits as its factorization.

22909185331189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8398080, while the sum is 61.

The spelling of 22909185331189 in words is "twenty-two trillion, nine hundred nine billion, one hundred eighty-five million, three hundred thirty-one thousand, one hundred eighty-nine".