3122242091 has 2 divisors, whose sum is σ = 3122242092. Its totient is φ = 3122242090.

The previous prime is 3122242073. The next prime is 3122242099. The reversal of 3122242091 is 1902422213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122242091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3122242091.

It is not a weakly prime, because it can be changed into another prime (3122242099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561121045 + 1561121046.

It is an arithmetic number, because the mean of its divisors is an integer number (1561121046).

Almost surely, 2^3122242091 is an apocalyptic number.

3122242091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122242091 is an equidigital number, since it uses as much as digits as its factorization.

3122242091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3122242091 is about 55877.0265046378. The cubic root of 3122242091 is about 1461.5786531974.

The spelling of 3122242091 in words is "three billion, one hundred twenty-two million, two hundred forty-two thousand, ninety-one".