12010210999991 has 2 divisors, whose sum is σ = 12010210999992. Its totient is φ = 12010210999990.

The previous prime is 12010210999957. The next prime is 12010211000003. The reversal of 12010210999991 is 19999901201021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12010210999991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12010210999921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005105499995 + 6005105499996.

It is an arithmetic number, because the mean of its divisors is an integer number (6005105499996).

Almost surely, 2^{12010210999991} is an apocalyptic number.

12010210999991 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010210999991 is an equidigital number, since it uses as much as digits as its factorization.

12010210999991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 236196, while the sum is 53.

The spelling of 12010210999991 in words is "twelve trillion, ten billion, two hundred ten million, nine hundred ninety-nine thousand, nine hundred ninety-one".