22031990263 has 2 divisors, whose sum is σ = 22031990264. Its totient is φ = 22031990262.

The previous prime is 22031990261. The next prime is 22031990269. The reversal of 22031990263 is 36209913022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22031990263 - 2¹ = 22031990261 is a prime.

Together with 22031990261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22031990261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11015995131 + 11015995132.

It is an arithmetic number, because the mean of its divisors is an integer number (11015995132).

Almost surely, 2^22031990263 is an apocalyptic number.

22031990263 is a deficient number, since it is larger than the sum of its proper divisors (1).

22031990263 is an equidigital number, since it uses as much as digits as its factorization.

22031990263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 22031990263 in words is "twenty-two billion, thirty-one million, nine hundred ninety thousand, two hundred sixty-three".