22233972973 has 2 divisors, whose sum is σ = 22233972974. Its totient is φ = 22233972972.

The previous prime is 22233972953. The next prime is 22233973009. The reversal of 22233972973 is 37927933222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20640206889 + 1593766084 = 143667^2 + 39922^2 .

It is a cyclic number.

It is not a de Polignac number, because 22233972973 - 2²¹ = 22231875821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22233972913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11116986486 + 11116986487.

It is an arithmetic number, because the mean of its divisors is an integer number (11116986487).

Almost surely, 2^22233972973 is an apocalyptic number.

It is an amenable number.

22233972973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22233972973 is an equidigital number, since it uses as much as digits as its factorization.

22233972973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 49.

The spelling of 22233972973 in words is "twenty-two billion, two hundred thirty-three million, nine hundred seventy-two thousand, nine hundred seventy-three".