3221310013091 has 2 divisors, whose sum is σ = 3221310013092. Its totient is φ = 3221310013090.

The previous prime is 3221310013039. The next prime is 3221310013153. The reversal of 3221310013091 is 1903100131223.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3221310013091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3221310013091.

It is not a weakly prime, because it can be changed into another prime (3221310013021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610655006545 + 1610655006546.

It is an arithmetic number, because the mean of its divisors is an integer number (1610655006546).

Almost surely, 2^{3221310013091} is an apocalyptic number.

3221310013091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221310013091 is an equidigital number, since it uses as much as digits as its factorization.

3221310013091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 3221310013091 in words is "three trillion, two hundred twenty-one billion, three hundred ten million, thirteen thousand, ninety-one".