100113432 has 32 divisors (see below), whose sum is σ = 263457600. Its totient is φ = 31614624.

The previous prime is 100113421. The next prime is 100113439. The reversal of 100113432 is 234311001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100113439) 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, 109318 + ... + 110229.

It is an arithmetic number, because the mean of its divisors is an integer number (8233050).

Almost surely, 2^100113432 is an apocalyptic number.

100113432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100113432 is an abundant number, since it is smaller than the sum of its proper divisors (163344168).

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

100113432 is a wasteful number, since it uses less digits than its factorization.

100113432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219575 (or 219571 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 100113432 is about 10005.6699925592. The cubic root of 100113432 is about 464.3343186129.

Adding to 100113432 its reverse (234311001), we get a palindrome (334424433).

The spelling of 100113432 in words is "one hundred million, one hundred thirteen thousand, four hundred thirty-two".