82111108 has 12 divisors (see below), whose sum is σ = 144076240. Its totient is φ = 40946472.

The previous prime is 82111097. The next prime is 82111109. The reversal of 82111108 is 80111128.

It is not an unprimeable number, because it can be changed into a prime (82111109) 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, 25566 + ... + 28597.

Almost surely, 2^82111108 is an apocalyptic number.

It is an amenable number.

82111108 is a deficient number, since it is larger than the sum of its proper divisors (61965132).

82111108 is a wasteful number, since it uses less digits than its factorization.

82111108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54546 (or 54544 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 22.

The square root of 82111108 is about 9061.5179743793. The cubic root of 82111108 is about 434.6442822331.

The spelling of 82111108 in words is "eighty-two million, one hundred eleven thousand, one hundred eight".