1200122122194 has 24 divisors (see below), whose sum is σ = 2620113951312. Its totient is φ = 396986960760.

The previous prime is 1200122122189. The next prime is 1200122122223. The reversal of 1200122122194 is 4912212210021.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 254476464 + ... + 254481179.

It is an arithmetic number, because the mean of its divisors is an integer number (109171414638).

Almost surely, 2^{1200122122194} is an apocalyptic number.

1200122122194 is an abundant number, since it is smaller than the sum of its proper divisors (1419991829118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200122122194 is a wasteful number, since it uses less digits than its factorization.

1200122122194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508957782 (or 508957779 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The spelling of 1200122122194 in words is "one trillion, two hundred billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred ninety-four".