23222337997 has 2 divisors, whose sum is σ = 23222337998. Its totient is φ = 23222337996.

The previous prime is 23222337923. The next prime is 23222338001. The reversal of 23222337997 is 79973322232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21854891556 + 1367446441 = 147834^2 + 36979^2 .

It is a cyclic number.

It is not a de Polignac number, because 23222337997 - 2⁷ = 23222337869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23222337997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23222337097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11611168998 + 11611168999.

It is an arithmetic number, because the mean of its divisors is an integer number (11611168999).

Almost surely, 2^23222337997 is an apocalyptic number.

It is an amenable number.

23222337997 is a deficient number, since it is larger than the sum of its proper divisors (1).

23222337997 is an equidigital number, since it uses as much as digits as its factorization.

23222337997 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 23222337997 in words is "twenty-three billion, two hundred twenty-two million, three hundred thirty-seven thousand, nine hundred ninety-seven".