109912216 has 16 divisors (see below), whose sum is σ = 215046000. Its totient is φ = 52566624.

The previous prime is 109912199. The next prime is 109912217. The reversal of 109912216 is 612219901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109912217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298491 + ... + 298858.

It is an arithmetic number, because the mean of its divisors is an integer number (13440375).

Almost surely, 2^109912216 is an apocalyptic number.

It is an amenable number.

109912216 is a deficient number, since it is larger than the sum of its proper divisors (105133784).

109912216 is a wasteful number, since it uses less digits than its factorization.

109912216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597378 (or 597374 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 109912216 is about 10483.9027084383. The cubic root of 109912216 is about 479.0144942100.

The spelling of 109912216 in words is "one hundred nine million, nine hundred twelve thousand, two hundred sixteen".