3122021087 has 2 divisors, whose sum is σ = 3122021088. Its totient is φ = 3122021086.

The previous prime is 3122021057. The next prime is 3122021143. The reversal of 3122021087 is 7801202213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3122021087 - 2¹² = 3122016991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3122021027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561010543 + 1561010544.

It is an arithmetic number, because the mean of its divisors is an integer number (1561010544).

Almost surely, 2^3122021087 is an apocalyptic number.

3122021087 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122021087 is an equidigital number, since it uses as much as digits as its factorization.

3122021087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 3122021087 is about 55875.0488769361. The cubic root of 3122021087 is about 1461.5441670449.

The spelling of 3122021087 in words is "three billion, one hundred twenty-two million, twenty-one thousand, eighty-seven".