1200122212198 has 16 divisors (see below), whose sum is σ = 2215610238240. Its totient is φ = 474773622336.

The previous prime is 1200122212181. The next prime is 1200122212217. The reversal of 1200122212198 is 8912122210021.

It is a super-2 number, since 2×1200122212198² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3297038863 + ... + 3297039226.

It is an arithmetic number, because the mean of its divisors is an integer number (138475639890).

Almost surely, 2^{1200122212198} is an apocalyptic number.

1200122212198 is a deficient number, since it is larger than the sum of its proper divisors (1015488026042).

1200122212198 is a wasteful number, since it uses less digits than its factorization.

1200122212198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594078111.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 1200122212198 in words is "one trillion, two hundred billion, one hundred twenty-two million, two hundred twelve thousand, one hundred ninety-eight".