3022021987 has 2 divisors, whose sum is σ = 3022021988. Its totient is φ = 3022021986.

The previous prime is 3022021943. The next prime is 3022022039. The reversal of 3022021987 is 7891202203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3022021987 - 2⁷ = 3022021859 is a prime.

It is a super-2 number, since 2×3022021987² = 18265233779822856338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3022001987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511010993 + 1511010994.

It is an arithmetic number, because the mean of its divisors is an integer number (1511010994).

Almost surely, 2^3022021987 is an apocalyptic number.

3022021987 is a deficient number, since it is larger than the sum of its proper divisors (1).

3022021987 is an equidigital number, since it uses as much as digits as its factorization.

3022021987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 3022021987 is about 54972.9204881822. The cubic root of 3022021987 is about 1445.7699925961.

The spelling of 3022021987 in words is "three billion, twenty-two million, twenty-one thousand, nine hundred eighty-seven".