101982668 has 12 divisors (see below), whose sum is σ = 182267232. Its totient is φ = 49906320.

The previous prime is 101982649. The next prime is 101982719. The reversal of 101982668 is 866289101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271043 + ... + 271418.

It is an arithmetic number, because the mean of its divisors is an integer number (15188936).

Almost surely, 2^101982668 is an apocalyptic number.

It is an amenable number.

101982668 is a deficient number, since it is larger than the sum of its proper divisors (80284564).

101982668 is a wasteful number, since it uses less digits than its factorization.

101982668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542512 (or 542510 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 101982668 is about 10098.6468400474. The cubic root of 101982668 is about 467.2064070222.

The spelling of 101982668 in words is "one hundred one million, nine hundred eighty-two thousand, six hundred sixty-eight".