12010121211099 has 32 divisors (see below), whose sum is σ = 17645627225088. Its totient is φ = 7205405760000.

The previous prime is 12010121211071. The next prime is 12010121211157. The reversal of 12010121211099 is 99011212101021.

It is a de Polignac number, because none of the positive numbers 2^k-12010121211099 is a prime.

It is a super-2 number, since 2×12010121211099² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12010121211019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17097294 + ... + 17785884.

It is an arithmetic number, because the mean of its divisors is an integer number (551425850784).

Almost surely, 2^{12010121211099} is an apocalyptic number.

12010121211099 is a deficient number, since it is larger than the sum of its proper divisors (5635506013989).

12010121211099 is a wasteful number, since it uses less digits than its factorization.

12010121211099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693939.

The product of its (nonzero) digits is 648, while the sum is 30.

The spelling of 12010121211099 in words is "twelve trillion, ten billion, one hundred twenty-one million, two hundred eleven thousand, ninety-nine".