101100028 has 12 divisors (see below), whose sum is σ = 177176160. Its totient is φ = 50478272.

The previous prime is 101100011. The next prime is 101100029. The reversal of 101100028 is 820001101.

It is a super-3 number, since 3×101100028³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101099990 and 101100017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101100029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14701 + ... + 20452.

It is an arithmetic number, because the mean of its divisors is an integer number (14764680).

Almost surely, 2^101100028 is an apocalyptic number.

It is an amenable number.

101100028 is a deficient number, since it is larger than the sum of its proper divisors (76076132).

101100028 is a wasteful number, since it uses less digits than its factorization.

101100028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35876 (or 35874 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 101100028 is about 10054.8509685624. The cubic root of 101100028 is about 465.8546397734.

Adding to 101100028 its reverse (820001101), we get a palindrome (921101129).

The spelling of 101100028 in words is "one hundred one million, one hundred thousand, twenty-eight".