22902989321 has 2 divisors, whose sum is σ = 22902989322. Its totient is φ = 22902989320.

The previous prime is 22902989293. The next prime is 22902989323. The reversal of 22902989321 is 12398920922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22129537600 + 773451721 = 148760^2 + 27811^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22902989321 is a prime.

Together with 22902989323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22902989323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11451494660 + 11451494661.

It is an arithmetic number, because the mean of its divisors is an integer number (11451494661).

Almost surely, 2^22902989321 is an apocalyptic number.

It is an amenable number.

22902989321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22902989321 is an equidigital number, since it uses as much as digits as its factorization.

22902989321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 22902989321 in words is "twenty-two billion, nine hundred two million, nine hundred eighty-nine thousand, three hundred twenty-one".