12001010120999 has 2 divisors, whose sum is σ = 12001010121000. Its totient is φ = 12001010120998.

The previous prime is 12001010120993. The next prime is 12001010121049. The reversal of 12001010120999 is 99902101010021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12001010120999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001010120993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000505060499 + 6000505060500.

It is an arithmetic number, because the mean of its divisors is an integer number (6000505060500).

Almost surely, 2^{12001010120999} is an apocalyptic number.

12001010120999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001010120999 is an equidigital number, since it uses as much as digits as its factorization.

12001010120999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 35.

The spelling of 12001010120999 in words is "twelve trillion, one billion, ten million, one hundred twenty thousand, nine hundred ninety-nine".