101228685 has 16 divisors (see below), whose sum is σ = 162328320. Its totient is φ = 53867840.

The previous prime is 101228669. The next prime is 101228717. The reversal of 101228685 is 586822101.

It is not a de Polignac number, because 101228685 - 2⁴ = 101228669 is a prime.

It is a Curzon number.

It is a congruent number.

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, 405 + ... + 14234.

It is an arithmetic number, because the mean of its divisors is an integer number (10145520).

Almost surely, 2^101228685 is an apocalyptic number.

101228685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101228685 is a deficient number, since it is larger than the sum of its proper divisors (61099635).

101228685 is a wasteful number, since it uses less digits than its factorization.

101228685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15108.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 101228685 is about 10061.2466921351. The cubic root of 101228685 is about 466.0521670985.

The spelling of 101228685 in words is "one hundred one million, two hundred twenty-eight thousand, six hundred eighty-five".