32100120989 has 2 divisors, whose sum is σ = 32100120990. Its totient is φ = 32100120988.

The previous prime is 32100120947. The next prime is 32100121111. The reversal of 32100120989 is 98902100123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26882225764 + 5217895225 = 163958^2 + 72235^2 .

It is a cyclic number.

It is not a de Polignac number, because 32100120989 - 2²⁰ = 32099072413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32100120089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16050060494 + 16050060495.

It is an arithmetic number, because the mean of its divisors is an integer number (16050060495).

Almost surely, 2^32100120989 is an apocalyptic number.

It is an amenable number.

32100120989 is a deficient number, since it is larger than the sum of its proper divisors (1).

32100120989 is an equidigital number, since it uses as much as digits as its factorization.

32100120989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 32100120989 in words is "thirty-two billion, one hundred million, one hundred twenty thousand, nine hundred eighty-nine".