3012120899 has 2 divisors, whose sum is σ = 3012120900. Its totient is φ = 3012120898.

The previous prime is 3012120893. The next prime is 3012120919. The reversal of 3012120899 is 9980212103.

It is a weak prime.

It is an emirp because it is prime and its reverse (9980212103) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3012120899 - 2¹² = 3012116803 is a prime.

It is not a weakly prime, because it can be changed into another prime (3012120893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506060449 + 1506060450.

It is an arithmetic number, because the mean of its divisors is an integer number (1506060450).

Almost surely, 2^3012120899 is an apocalyptic number.

3012120899 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012120899 is an equidigital number, since it uses as much as digits as its factorization.

3012120899 is an evil number, because the sum of its binary digits is even.

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

The square root of 3012120899 is about 54882.7923761173. The cubic root of 3012120899 is about 1444.1893337258.

The spelling of 3012120899 in words is "three billion, twelve million, one hundred twenty thousand, eight hundred ninety-nine".