100431322 has 8 divisors (see below), whose sum is σ = 150867072. Its totient is φ = 50142300.

The previous prime is 100431313. The next prime is 100431337. The reversal of 100431322 is 223134001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100431296 and 100431305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34954 + ... + 37717.

It is an arithmetic number, because the mean of its divisors is an integer number (18858384).

Almost surely, 2^100431322 is an apocalyptic number.

100431322 is a deficient number, since it is larger than the sum of its proper divisors (50435750).

100431322 is an equidigital number, since it uses as much as digits as its factorization.

100431322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73364.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100431322 is about 10021.5428951834. The cubic root of 100431322 is about 464.8252659856.

Adding to 100431322 its reverse (223134001), we get a palindrome (323565323).

The spelling of 100431322 in words is "one hundred million, four hundred thirty-one thousand, three hundred twenty-two".