101229888 has 56 divisors (see below), whose sum is σ = 268671040. Its totient is φ = 33638400.

The previous prime is 101229847. The next prime is 101229937. The reversal of 101229888 is 888922101.

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, 83688 + ... + 84888.

Almost surely, 2^101229888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101229888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134335520).

101229888 is an abundant number, since it is smaller than the sum of its proper divisors (167441152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101229888 is a wasteful number, since it uses less digits than its factorization.

101229888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655 (or 1645 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 39.

The square root of 101229888 is about 10061.3064758012. The cubic root of 101229888 is about 466.0540132766.

The spelling of 101229888 in words is "one hundred one million, two hundred twenty-nine thousand, eight hundred eighty-eight".