100320312112 has 10 divisors (see below), whose sum is σ = 194370604748. Its totient is φ = 50160156048.

The previous prime is 100320312091. The next prime is 100320312133. The reversal of 100320312112 is 211213023001.

It is an interprime number because it is at equal distance from previous prime (100320312091) and next prime (100320312133).

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 6270019507 = 100320312112 / (1 + 0 + 0 + 3 + 2 + 0 + 3 + 1 + 2 + 1 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3135009738 + ... + 3135009769.

Almost surely, 2^100320312112 is an apocalyptic number.

It is an amenable number.

100320312112 is a deficient number, since it is larger than the sum of its proper divisors (94050292636).

100320312112 is an equidigital number, since it uses as much as digits as its factorization.

100320312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6270019515 (or 6270019509 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 100320312112 its reverse (211213023001), we get a palindrome (311533335113).

The spelling of 100320312112 in words is "one hundred billion, three hundred twenty million, three hundred twelve thousand, one hundred twelve".