101128938 has 8 divisors (see below), whose sum is σ = 202257888. Its totient is φ = 33709644.

The previous prime is 101128933. The next prime is 101128967. The reversal of 101128938 is 839821101.

It is a sphenic number, since it is the product of 3 distinct primes.

101128938 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101128899 and 101128908.

It is not an unprimeable number, because it can be changed into a prime (101128933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8427406 + ... + 8427417.

It is an arithmetic number, because the mean of its divisors is an integer number (25282236).

Almost surely, 2^101128938 is an apocalyptic number.

101128938 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

101128938 is a wasteful number, since it uses less digits than its factorization.

101128938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16854828.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 101128938 is about 10056.2884803490. The cubic root of 101128938 is about 465.8990399395.

The spelling of 101128938 in words is "one hundred one million, one hundred twenty-eight thousand, nine hundred thirty-eight".