2121202322199 has 24 divisors (see below), whose sum is σ = 3072099438720. Its totient is φ = 1410380264592.

The previous prime is 2121202322171. The next prime is 2121202322203. The reversal of 2121202322199 is 9912232021212.

2121202322199 is a `hidden beast` number, since 2 + 121 + 20 + 2 + 322 + 199 = 666.

It is not a de Polignac number, because 2121202322199 - 2⁹ = 2121202321687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121202322149) 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, 10018222 + ... + 10227764.

It is an arithmetic number, because the mean of its divisors is an integer number (128004143280).

Almost surely, 2^{2121202322199} is an apocalyptic number.

2121202322199 is a deficient number, since it is larger than the sum of its proper divisors (950897116521).

2121202322199 is a wasteful number, since it uses less digits than its factorization.

2121202322199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212531 (or 212528 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 2121202322199 in words is "two trillion, one hundred twenty-one billion, two hundred two million, three hundred twenty-two thousand, one hundred ninety-nine".