100103232 has 56 divisors (see below), whose sum is σ = 270516096. Its totient is φ = 32654848.

The previous prime is 100103231. The next prime is 100103243. The reversal of 100103232 is 232301001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (100103231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3478 + ... + 14570.

Almost surely, 2^100103232 is an apocalyptic number.

100103232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135258048).

100103232 is an abundant number, since it is smaller than the sum of its proper divisors (170412864).

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

100103232 is a wasteful number, since it uses less digits than its factorization.

100103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11155 (or 11145 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 100103232 is about 10005.1602685814. The cubic root of 100103232 is about 464.3185485982.

Adding to 100103232 its reverse (232301001), we get a palindrome (332404233).

The spelling of 100103232 in words is "one hundred million, one hundred three thousand, two hundred thirty-two".