191322132113323 has 2 divisors, whose sum is σ = 191322132113324. Its totient is φ = 191322132113322.

The previous prime is 191322132113291. The next prime is 191322132113341. The reversal of 191322132113323 is 323311231223191.

It is a strong prime.

It is an emirp because it is prime and its reverse (323311231223191) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 191322132113323 - 2⁵ = 191322132113291 is a prime.

It is a super-2 number, since 2×191322132113323² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (191322132111323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95661066056661 + 95661066056662.

It is an arithmetic number, because the mean of its divisors is an integer number (95661066056662).

Almost surely, 2^{191322132113323} is an apocalyptic number.

191322132113323 is a deficient number, since it is larger than the sum of its proper divisors (1).

191322132113323 is an equidigital number, since it uses as much as digits as its factorization.

191322132113323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The spelling of 191322132113323 in words is "one hundred ninety-one trillion, three hundred twenty-two billion, one hundred thirty-two million, one hundred thirteen thousand, three hundred twenty-three".