109120190 has 16 divisors (see below), whose sum is σ = 197516880. Its totient is φ = 43403520.

The previous prime is 109120189. The next prime is 109120213. The reversal of 109120190 is 91021901.

It is a super-2 number, since 2×109120190² = 23814431731272200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 28691 + ... + 32270.

It is an arithmetic number, because the mean of its divisors is an integer number (12344805).

Almost surely, 2^109120190 is an apocalyptic number.

109120190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109120190 is a deficient number, since it is larger than the sum of its proper divisors (88396690).

109120190 is a wasteful number, since it uses less digits than its factorization.

109120190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61147.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 109120190 is about 10446.0609801015. The cubic root of 109120190 is about 477.8611286387.

The spelling of 109120190 in words is "one hundred nine million, one hundred twenty thousand, one hundred ninety".