12011210221199 has 4 divisors (see below), whose sum is σ = 13727097395664. Its totient is φ = 10295323046736.

The previous prime is 12011210221193. The next prime is 12011210221271. The reversal of 12011210221199 is 99112201211021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12011210221199 - 2²⁰ = 12011209172623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011210221193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 857943587222 + ... + 857943587235.

It is an arithmetic number, because the mean of its divisors is an integer number (3431774348916).

Almost surely, 2^{12011210221199} is an apocalyptic number.

12011210221199 is a deficient number, since it is larger than the sum of its proper divisors (1715887174465).

12011210221199 is an equidigital number, since it uses as much as digits as its factorization.

12011210221199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715887174464.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 12011210221199 in words is "twelve trillion, eleven billion, two hundred ten million, two hundred twenty-one thousand, one hundred ninety-nine".