100320322112 has 14 divisors (see below), whose sum is σ = 199073139318. Its totient is φ = 50160161024.

The previous prime is 100320322099. The next prime is 100320322117. The reversal of 100320322112 is 211223023001.

It can be written as a sum of positive squares in only one way, i.e., 100174782016 + 145540096 = 316504^2 + 12064^2 .

It is a super-2 number, since 2×100320322112² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100320322117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 783752453 + ... + 783752580.

Almost surely, 2^100320322112 is an apocalyptic number.

It is an amenable number.

100320322112 is a deficient number, since it is larger than the sum of its proper divisors (98752817206).

100320322112 is an equidigital number, since it uses as much as digits as its factorization.

100320322112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567505045 (or 1567505035 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100320322112 its reverse (211223023001), we get a palindrome (311543345113).

The spelling of 100320322112 in words is "one hundred billion, three hundred twenty million, three hundred twenty-two thousand, one hundred twelve".