23372131109 has 2 divisors, whose sum is σ = 23372131110. Its totient is φ = 23372131108.

The previous prime is 23372131051. The next prime is 23372131121. The reversal of 23372131109 is 90113127332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22987108225 + 385022884 = 151615^2 + 19622^2 .

It is a cyclic number.

It is not a de Polignac number, because 23372131109 - 2²⁰ = 23371082533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23372131129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11686065554 + 11686065555.

It is an arithmetic number, because the mean of its divisors is an integer number (11686065555).

Almost surely, 2^23372131109 is an apocalyptic number.

It is an amenable number.

23372131109 is a deficient number, since it is larger than the sum of its proper divisors (1).

23372131109 is an equidigital number, since it uses as much as digits as its factorization.

23372131109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The spelling of 23372131109 in words is "twenty-three billion, three hundred seventy-two million, one hundred thirty-one thousand, one hundred nine".