120231323189 has 2 divisors, whose sum is σ = 120231323190. Its totient is φ = 120231323188.

The previous prime is 120231323153. The next prime is 120231323207. The reversal of 120231323189 is 981323132021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76309642564 + 43921680625 = 276242^2 + 209575^2 .

It is an emirp because it is prime and its reverse (981323132021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120231323189 - 2³⁶ = 51511846453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120231323689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60115661594 + 60115661595.

It is an arithmetic number, because the mean of its divisors is an integer number (60115661595).

Almost surely, 2^120231323189 is an apocalyptic number.

It is an amenable number.

120231323189 is a deficient number, since it is larger than the sum of its proper divisors (1).

120231323189 is an equidigital number, since it uses as much as digits as its factorization.

120231323189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 120231323189 in words is "one hundred twenty billion, two hundred thirty-one million, three hundred twenty-three thousand, one hundred eighty-nine".