109216140 has 48 divisors (see below), whose sum is σ = 333607680. Its totient is φ = 26476480.

The previous prime is 109216099. The next prime is 109216183. The reversal of 109216140 is 41612901.

It is a self number, because there is not a number n which added to its sum of digits gives 109216140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82080 + ... + 83399.

It is an arithmetic number, because the mean of its divisors is an integer number (6950160).

Almost surely, 2^109216140 is an apocalyptic number.

109216140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109216140 is an abundant number, since it is smaller than the sum of its proper divisors (224391540).

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

109216140 is a wasteful number, since it uses less digits than its factorization.

109216140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165502 (or 165500 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 109216140 is about 10450.6526112009. The cubic root of 109216140 is about 478.0011496036.

The spelling of 109216140 in words is "one hundred nine million, two hundred sixteen thousand, one hundred forty".