23120233009 has 2 divisors, whose sum is σ = 23120233010. Its totient is φ = 23120233008.

The previous prime is 23120232923. The next prime is 23120233051. The reversal of 23120233009 is 90033202132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19383600625 + 3736632384 = 139225^2 + 61128^2 .

It is a cyclic number.

It is not a de Polignac number, because 23120233009 - 2¹¹ = 23120230961 is a prime.

It is not a weakly prime, because it can be changed into another prime (23120233079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560116504 + 11560116505.

It is an arithmetic number, because the mean of its divisors is an integer number (11560116505).

Almost surely, 2^23120233009 is an apocalyptic number.

It is an amenable number.

23120233009 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120233009 is an equidigital number, since it uses as much as digits as its factorization.

23120233009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The spelling of 23120233009 in words is "twenty-three billion, one hundred twenty million, two hundred thirty-three thousand, nine".