100431332330 has 96 divisors (see below), whose sum is σ = 210245777280. Its totient is φ = 33833376000.

The previous prime is 100431332329. The next prime is 100431332333. The reversal of 100431332330 is 33233134001.

It is a junction number, because it is equal to n+sod(n) for n = 100431332296 and 100431332305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100431332333) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 400124705 + ... + 400124955.

It is an arithmetic number, because the mean of its divisors is an integer number (2190060180).

Almost surely, 2^100431332330 is an apocalyptic number.

100431332330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100431332330 is an abundant number, since it is smaller than the sum of its proper divisors (109814444950).

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

100431332330 is a wasteful number, since it uses less digits than its factorization.

100431332330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 100431332330 its reverse (33233134001), we get a palindrome (133664466331).

The spelling of 100431332330 in words is "one hundred billion, four hundred thirty-one million, three hundred thirty-two thousand, three hundred thirty".