12010022121999 has 24 divisors (see below), whose sum is σ = 17693050620672. Its totient is φ = 7186664437680.

The previous prime is 12010022121971. The next prime is 12010022122057. The reversal of 12010022121999 is 99912122001021.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-12010022121999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010022121499) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28951239 + ... + 29363144.

It is an arithmetic number, because the mean of its divisors is an integer number (737210442528).

Almost surely, 2^{12010022121999} is an apocalyptic number.

12010022121999 is a deficient number, since it is larger than the sum of its proper divisors (5683028498673).

12010022121999 is an equidigital number, since it uses as much as digits as its factorization.

12010022121999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58314555 (or 58314476 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 39.

The spelling of 12010022121999 in words is "twelve trillion, ten billion, twenty-two million, one hundred twenty-one thousand, nine hundred ninety-nine".