991104122 has 16 divisors (see below), whose sum is σ = 1495990944. Its totient is φ = 492450000.

The previous prime is 991104113. The next prime is 991104139. The reversal of 991104122 is 221401199.

991104122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 244472 + ... + 248492.

It is an arithmetic number, because the mean of its divisors is an integer number (93499434).

Almost surely, 2^991104122 is an apocalyptic number.

991104122 is a deficient number, since it is larger than the sum of its proper divisors (504886822).

991104122 is a wasteful number, since it uses less digits than its factorization.

991104122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4765.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 991104122 is about 31481.8062061248. The cubic root of 991104122 is about 997.0258706572.

The spelling of 991104122 in words is "nine hundred ninety-one million, one hundred four thousand, one hundred twenty-two".