1100122194 has 16 divisors (see below), whose sum is σ = 2221607232. Its totient is φ = 363146928.

The previous prime is 1100122181. The next prime is 1100122217. The reversal of 1100122194 is 4912210011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100122194.

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, 889449 + ... + 890684.

It is an arithmetic number, because the mean of its divisors is an integer number (138850452).

Almost surely, 2^1100122194 is an apocalyptic number.

1100122194 is an abundant number, since it is smaller than the sum of its proper divisors (1121485038).

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

1100122194 is a wasteful number, since it uses less digits than its factorization.

1100122194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780241.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 1100122194 is about 33168.0899962600. The cubic root of 1100122194 is about 1032.3183378097.

The spelling of 1100122194 in words is "one billion, one hundred million, one hundred twenty-two thousand, one hundred ninety-four".