100330212 has 24 divisors (see below), whose sum is σ = 234379936. Its totient is φ = 33403968.

The previous prime is 100330211. The next prime is 100330259. The reversal of 100330212 is 212033001.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (100330211) 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 in 7 ways as a sum of consecutive naturals, for example, 6783 + ... + 15705.

Almost surely, 2^100330212 is an apocalyptic number.

100330212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100330212 is an abundant number, since it is smaller than the sum of its proper divisors (134049724).

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

100330212 is a wasteful number, since it uses less digits than its factorization.

100330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9867 (or 9865 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 100330212 is about 10016.4969924620. The cubic root of 100330212 is about 464.6692248139.

Adding to 100330212 its reverse (212033001), we get a palindrome (312363213).

The spelling of 100330212 in words is "one hundred million, three hundred thirty thousand, two hundred twelve".