100212000312 has 32 divisors (see below), whose sum is σ = 250540638480. Its totient is φ = 33402581760.

The previous prime is 100212000179. The next prime is 100212000331. The reversal of 100212000312 is 213000212001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596398 + ... + 745730.

Almost surely, 2^100212000312 is an apocalyptic number.

100212000312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100212000312 is an abundant number, since it is smaller than the sum of its proper divisors (150328638168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100212000312 is a wasteful number, since it uses less digits than its factorization.

100212000312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177303 (or 177299 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100212000312 its reverse (213000212001), we get a palindrome (313212212313).

The spelling of 100212000312 in words is "one hundred billion, two hundred twelve million, three hundred twelve", and thus it is an aban number.