100322312 has 16 divisors (see below), whose sum is σ = 188236860. Its totient is φ = 50125824.

The previous prime is 100322291. The next prime is 100322323. The reversal of 100322312 is 213223001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 86229796 + 14092516 = 9286^2 + 3754^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10688 + ... + 17744.

Almost surely, 2^100322312 is an apocalyptic number.

It is an amenable number.

100322312 is a deficient number, since it is larger than the sum of its proper divisors (87914548).

100322312 is a wasteful number, since it uses less digits than its factorization.

100322312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8840 (or 8836 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 100322312 is about 10016.1026352569. The cubic root of 100322312 is about 464.6570284769.

Adding to 100322312 its reverse (213223001), we get a palindrome (313545313).

The spelling of 100322312 in words is "one hundred million, three hundred twenty-two thousand, three hundred twelve".