199869197222 has 16 divisors (see below), whose sum is σ = 302068880880. Its totient is φ = 99181301472.

The previous prime is 199869197197. The next prime is 199869197233. The reversal of 199869197222 is 222791968991.

It is a happy number.

199869197222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201233 + ... + 663500.

It is an arithmetic number, because the mean of its divisors is an integer number (18879305055).

Almost surely, 2^199869197222 is an apocalyptic number.

199869197222 is a deficient number, since it is larger than the sum of its proper divisors (102199683658).

199869197222 is a wasteful number, since it uses less digits than its factorization.

199869197222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865607.

The product of its digits is 17635968, while the sum is 65.

The spelling of 199869197222 in words is "one hundred ninety-nine billion, eight hundred sixty-nine million, one hundred ninety-seven thousand, two hundred twenty-two".