100030120312 has 32 divisors (see below), whose sum is σ = 195387519600. Its totient is φ = 47968134400.

The previous prime is 100030120301. The next prime is 100030120319. The reversal of 100030120312 is 213021030001.

It is a junction number, because it is equal to n+sod(n) for n = 100030120292 and 100030120301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100030120319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2565139 + ... + 2603842.

Almost surely, 2^100030120312 is an apocalyptic number.

It is an amenable number.

100030120312 is a deficient number, since it is larger than the sum of its proper divisors (95357399288).

100030120312 is a wasteful number, since it uses less digits than its factorization.

100030120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5169087 (or 5169083 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 100030120312 its reverse (213021030001), we get a palindrome (313051150313).

The spelling of 100030120312 in words is "one hundred billion, thirty million, one hundred twenty thousand, three hundred twelve".