101689102 has 16 divisors (see below), whose sum is σ = 164480400. Its totient is φ = 46992960.

The previous prime is 101689099. The next prime is 101689117. The reversal of 101689102 is 201986101.

It is a happy 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, 31077 + ... + 34192.

It is an arithmetic number, because the mean of its divisors is an integer number (10280025).

Almost surely, 2^101689102 is an apocalyptic number.

101689102 is a deficient number, since it is larger than the sum of its proper divisors (62791298).

101689102 is a wasteful number, since it uses less digits than its factorization.

101689102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65331.

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 101689102 is about 10084.1014473279. The cubic root of 101689102 is about 466.7576780544.

The spelling of 101689102 in words is "one hundred one million, six hundred eighty-nine thousand, one hundred two".