22231233289 has 2 divisors, whose sum is σ = 22231233290. Its totient is φ = 22231233288.

The previous prime is 22231233259. The next prime is 22231233307. The reversal of 22231233289 is 98233213222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17633715264 + 4597518025 = 132792^2 + 67805^2 .

It is a cyclic number.

It is not a de Polignac number, because 22231233289 - 2⁷ = 22231233161 is a prime.

It is not a weakly prime, because it can be changed into another prime (22231233259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115616644 + 11115616645.

It is an arithmetic number, because the mean of its divisors is an integer number (11115616645).

Almost surely, 2^22231233289 is an apocalyptic number.

It is an amenable number.

22231233289 is a deficient number, since it is larger than the sum of its proper divisors (1).

22231233289 is an equidigital number, since it uses as much as digits as its factorization.

22231233289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The spelling of 22231233289 in words is "twenty-two billion, two hundred thirty-one million, two hundred thirty-three thousand, two hundred eighty-nine".