3120099989 has 2 divisors, whose sum is σ = 3120099990. Its totient is φ = 3120099988.

The previous prime is 3120099977. The next prime is 3120100003. The reversal of 3120099989 is 9899900213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1701975025 + 1418124964 = 41255^2 + 37658^2 .

It is a cyclic number.

It is not a de Polignac number, because 3120099989 - 2⁸ = 3120099733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3120099929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560049994 + 1560049995.

It is an arithmetic number, because the mean of its divisors is an integer number (1560049995).

Almost surely, 2^3120099989 is an apocalyptic number.

It is an amenable number.

3120099989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120099989 is an equidigital number, since it uses as much as digits as its factorization.

3120099989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 50.

The square root of 3120099989 is about 55857.8552130316. The cubic root of 3120099989 is about 1461.2443243464.

The spelling of 3120099989 in words is "three billion, one hundred twenty million, ninety-nine thousand, nine hundred eighty-nine".