2221121200199 has 32 divisors (see below), whose sum is σ = 2570020379136. Its totient is φ = 1897133547520.

The previous prime is 2221121200147. The next prime is 2221121200211. The reversal of 2221121200199 is 9910021211222.

It is a cyclic number.

It is not a de Polignac number, because 2221121200199 - 2³² = 2216826232903 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 (2221121200139) 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, 291980054 + ... + 291987660.

It is an arithmetic number, because the mean of its divisors is an integer number (80313136848).

Almost surely, 2^{2221121200199} is an apocalyptic number.

2221121200199 is a deficient number, since it is larger than the sum of its proper divisors (348899178937).

2221121200199 is a wasteful number, since it uses less digits than its factorization.

2221121200199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10135.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 2221121200199 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred thousand, one hundred ninety-nine".