1302313210091 has 2 divisors, whose sum is σ = 1302313210092. Its totient is φ = 1302313210090.

The previous prime is 1302313210087. The next prime is 1302313210147. The reversal of 1302313210091 is 1900123132031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1302313210091 - 2² = 1302313210087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1302313210091.

It is not a weakly prime, because it can be changed into another prime (1302313210031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651156605045 + 651156605046.

It is an arithmetic number, because the mean of its divisors is an integer number (651156605046).

Almost surely, 2^{1302313210091} is an apocalyptic number.

1302313210091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302313210091 is an equidigital number, since it uses as much as digits as its factorization.

1302313210091 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 1302313210091 in words is "one trillion, three hundred two billion, three hundred thirteen million, two hundred ten thousand, ninety-one".