22023313237 has 2 divisors, whose sum is σ = 22023313238. Its totient is φ = 22023313236.

The previous prime is 22023313217. The next prime is 22023313241. The reversal of 22023313237 is 73231332022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13060146961 + 8963166276 = 114281^2 + 94674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22023313237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22023313217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011656618 + 11011656619.

It is an arithmetic number, because the mean of its divisors is an integer number (11011656619).

Almost surely, 2^22023313237 is an apocalyptic number.

It is an amenable number.

22023313237 is a deficient number, since it is larger than the sum of its proper divisors (1).

22023313237 is an equidigital number, since it uses as much as digits as its factorization.

22023313237 is an odious number, because the sum of its binary digits is odd.

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

Adding to 22023313237 its reverse (73231332022), we get a palindrome (95254645259).

The spelling of 22023313237 in words is "twenty-two billion, twenty-three million, three hundred thirteen thousand, two hundred thirty-seven".