3131200099 has 2 divisors, whose sum is σ = 3131200100. Its totient is φ = 3131200098.

The previous prime is 3131200087. The next prime is 3131200117. The reversal of 3131200099 is 9900021313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3131200099 - 2¹³ = 3131191907 is a prime.

It is not a weakly prime, because it can be changed into another prime (3131200069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565600049 + 1565600050.

It is an arithmetic number, because the mean of its divisors is an integer number (1565600050).

Almost surely, 2^3131200099 is an apocalyptic number.

3131200099 is a deficient number, since it is larger than the sum of its proper divisors (1).

3131200099 is an equidigital number, since it uses as much as digits as its factorization.

3131200099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 3131200099 is about 55957.1273297692. The cubic root of 3131200099 is about 1462.9751210007.

The spelling of 3131200099 in words is "three billion, one hundred thirty-one million, two hundred thousand, ninety-nine".