100100928 has 28 divisors (see below), whose sum is σ = 264850880. Its totient is φ = 33366912.

The previous prime is 100100927. The next prime is 100101007. The reversal of 100100928 is 829001001.

It is a super-2 number, since 2×100100928² = 20040391572922368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100927) 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, 260488 + ... + 260871.

It is an arithmetic number, because the mean of its divisors is an integer number (9458960).

Almost surely, 2^100100928 is an apocalyptic number.

It is an amenable number.

100100928 is an abundant number, since it is smaller than the sum of its proper divisors (164749952).

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

100100928 is an equidigital number, since it uses as much as digits as its factorization.

100100928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521374 (or 521364 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 100100928 is about 10005.0451273345. The cubic root of 100100928 is about 464.3149862818.

Adding to 100100928 its reverse (829001001), we get a palindrome (929101929).

The spelling of 100100928 in words is "one hundred million, one hundred thousand, nine hundred twenty-eight".