22032230309 has 2 divisors, whose sum is σ = 22032230310. Its totient is φ = 22032230308.

The previous prime is 22032230293. The next prime is 22032230323. The reversal of 22032230309 is 90303223022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14987146084 + 7045084225 = 122422^2 + 83935^2 .

It is a cyclic number.

It is not a de Polignac number, because 22032230309 - 2⁴ = 22032230293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22032230359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016115154 + 11016115155.

It is an arithmetic number, because the mean of its divisors is an integer number (11016115155).

Almost surely, 2^22032230309 is an apocalyptic number.

It is an amenable number.

22032230309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22032230309 is an equidigital number, since it uses as much as digits as its factorization.

22032230309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The spelling of 22032230309 in words is "twenty-two billion, thirty-two million, two hundred thirty thousand, three hundred nine".