10291999119911 has 2 divisors, whose sum is σ = 10291999119912. Its totient is φ = 10291999119910.

The previous prime is 10291999119881. The next prime is 10291999119931. The reversal of 10291999119911 is 11991199919201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10291999119911 - 2⁶ = 10291999119847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10291999119931) 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, 5145999559955 + 5145999559956.

It is an arithmetic number, because the mean of its divisors is an integer number (5145999559956).

Almost surely, 2^{10291999119911} is an apocalyptic number.

10291999119911 is a deficient number, since it is larger than the sum of its proper divisors (1).

10291999119911 is an equidigital number, since it uses as much as digits as its factorization.

10291999119911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1062882, while the sum is 62.

The spelling of 10291999119911 in words is "ten trillion, two hundred ninety-one billion, nine hundred ninety-nine million, one hundred nineteen thousand, nine hundred eleven".