23033222291 has 2 divisors, whose sum is σ = 23033222292. Its totient is φ = 23033222290.

The previous prime is 23033222263. The next prime is 23033222299. The reversal of 23033222291 is 19222233032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23033222291 - 2³⁰ = 21959480467 is a prime.

It is not a weakly prime, because it can be changed into another prime (23033222299) 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, 11516611145 + 11516611146.

It is an arithmetic number, because the mean of its divisors is an integer number (11516611146).

Almost surely, 2^23033222291 is an apocalyptic number.

23033222291 is a deficient number, since it is larger than the sum of its proper divisors (1).

23033222291 is an equidigital number, since it uses as much as digits as its factorization.

23033222291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The spelling of 23033222291 in words is "twenty-three billion, thirty-three million, two hundred twenty-two thousand, two hundred ninety-one".