23133331189 has 2 divisors, whose sum is σ = 23133331190. Its totient is φ = 23133331188.

The previous prime is 23133331171. The next prime is 23133331229. The reversal of 23133331189 is 98113333132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15781640625 + 7351690564 = 125625^2 + 85742^2 .

It is a cyclic number.

It is not a de Polignac number, because 23133331189 - 2⁹ = 23133330677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20133331189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566665594 + 11566665595.

It is an arithmetic number, because the mean of its divisors is an integer number (11566665595).

Almost surely, 2^23133331189 is an apocalyptic number.

It is an amenable number.

23133331189 is a deficient number, since it is larger than the sum of its proper divisors (1).

23133331189 is an equidigital number, since it uses as much as digits as its factorization.

23133331189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 37.

The spelling of 23133331189 in words is "twenty-three billion, one hundred thirty-three million, three hundred thirty-one thousand, one hundred eighty-nine".