13311001129991 has 2 divisors, whose sum is σ = 13311001129992. Its totient is φ = 13311001129990.

The previous prime is 13311001129969. The next prime is 13311001130039. The reversal of 13311001129991 is 19992110011331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13311001129991 - 2²⁶ = 13310934021127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13311001129091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6655500564995 + 6655500564996.

It is an arithmetic number, because the mean of its divisors is an integer number (6655500564996).

Almost surely, 2^{13311001129991} is an apocalyptic number.

13311001129991 is a deficient number, since it is larger than the sum of its proper divisors (1).

13311001129991 is an equidigital number, since it uses as much as digits as its factorization.

13311001129991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122, while the sum is 41.

The spelling of 13311001129991 in words is "thirteen trillion, three hundred eleven billion, one million, one hundred twenty-nine thousand, nine hundred ninety-one".