1001110198 has 12 divisors (see below), whose sum is σ = 1650591180. Its totient is φ = 455049980.

The previous prime is 1001110177. The next prime is 1001110207. The reversal of 1001110198 is 8910111001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2068168 + ... + 2068651.

It is an arithmetic number, because the mean of its divisors is an integer number (137549265).

Almost surely, 2^1001110198 is an apocalyptic number.

1001110198 is a deficient number, since it is larger than the sum of its proper divisors (649480982).

1001110198 is a wasteful number, since it uses less digits than its factorization.

1001110198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136843 (or 4136832 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 22.

The square root of 1001110198 is about 31640.3255040147. The cubic root of 1001110198 is about 1000.3699291356.

Adding to 1001110198 its reverse (8910111001), we get a palindrome (9911221199).

The spelling of 1001110198 in words is "one billion, one million, one hundred ten thousand, one hundred ninety-eight".