100431300 has 36 divisors (see below), whose sum is σ = 290582096. Its totient is φ = 26781600.

The previous prime is 100431293. The next prime is 100431301. The reversal of 100431300 is 3134001.

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 (100431301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167086 + ... + 167685.

Almost surely, 2^100431300 is an apocalyptic number.

100431300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100431300 is an abundant number, since it is smaller than the sum of its proper divisors (190150796).

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

100431300 is a wasteful number, since it uses less digits than its factorization.

100431300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334788 (or 334781 counting only the distinct ones).

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

The square root of 100431300 is about 10021.5417975479. The cubic root of 100431300 is about 464.8252320448.

Adding to 100431300 its reverse (3134001), we get a palindrome (103565301).

The spelling of 100431300 in words is "one hundred million, four hundred thirty-one thousand, three hundred".