22231233307 has 2 divisors, whose sum is σ = 22231233308. Its totient is φ = 22231233306.

The previous prime is 22231233289. The next prime is 22231233313. The reversal of 22231233307 is 70333213222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22231233307 - 2³¹ = 20083749659 is a prime.

It is not a weakly prime, because it can be changed into another prime (22231233317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11115616653 + 11115616654.

It is an arithmetic number, because the mean of its divisors is an integer number (11115616654).

Almost surely, 2^22231233307 is an apocalyptic number.

22231233307 is a deficient number, since it is larger than the sum of its proper divisors (1).

22231233307 is an equidigital number, since it uses as much as digits as its factorization.

22231233307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 28.

Adding to 22231233307 its reverse (70333213222), we get a palindrome (92564446529).

The spelling of 22231233307 in words is "twenty-two billion, two hundred thirty-one million, two hundred thirty-three thousand, three hundred seven".