1200010194 has 16 divisors (see below), whose sum is σ = 2666689440. Its totient is φ = 400003380.

The previous prime is 1200010187. The next prime is 1200010261. The reversal of 1200010194 is 4910100021.

1200010194 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 11111152 + ... + 11111259.

It is an arithmetic number, because the mean of its divisors is an integer number (166668090).

Almost surely, 2^1200010194 is an apocalyptic number.

1200010194 is an abundant number, since it is smaller than the sum of its proper divisors (1466679246).

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

1200010194 is a wasteful number, since it uses less digits than its factorization.

1200010194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22222422 (or 22222416 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 1200010194 is about 34641.1632887812. The cubic root of 1200010194 is about 1062.6615782689.

The spelling of 1200010194 in words is "one billion, two hundred million, ten thousand, one hundred ninety-four".