100100232 has 64 divisors (see below), whose sum is σ = 290160000. Its totient is φ = 31914432.

The previous prime is 100100197. The next prime is 100100239. The reversal of 100100232 is 232001001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (100100239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5107 + ... + 15042.

It is an arithmetic number, because the mean of its divisors is an integer number (4533750).

Almost surely, 2^100100232 is an apocalyptic number.

100100232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100100232 is an abundant number, since it is smaller than the sum of its proper divisors (190059768).

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

100100232 is a wasteful number, since it uses less digits than its factorization.

100100232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20187 (or 20177 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 100100232 is about 10005.0103448222. The cubic root of 100100232 is about 464.3139101546.

Adding to 100100232 its reverse (232001001), we get a palindrome (332101233).

The spelling of 100100232 in words is "one hundred million, one hundred thousand, two hundred thirty-two".