210000112022209 has 4 divisors (see below), whose sum is σ = 211858520093316. Its totient is φ = 208141703951104.

The previous prime is 210000112022179. The next prime is 210000112022227. The reversal of 210000112022209 is 902220211000012.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14210615471809 + 195789496550400 = 3769697^2 + 13992480^2 .

It is a cyclic number.

It is not a de Polignac number, because 210000112022209 - 2¹⁷ = 210000111891137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210000112022209.

It is not an unprimeable number, because it can be changed into a prime (210000112022009) 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, 929204035384 + ... + 929204035609.

It is an arithmetic number, because the mean of its divisors is an integer number (52964630023329).

Almost surely, 2^{210000112022209} is an apocalyptic number.

It is an amenable number.

210000112022209 is a deficient number, since it is larger than the sum of its proper divisors (1858408071107).

210000112022209 is a wasteful number, since it uses less digits than its factorization.

210000112022209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858408071106.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 210000112022209 in words is "two hundred ten trillion, one hundred twelve million, twenty-two thousand, two hundred nine".