100330131212 has 6 divisors (see below), whose sum is σ = 175577729628. Its totient is φ = 50165065604.

The previous prime is 100330131203. The next prime is 100330131217. The reversal of 100330131212 is 212131033001.

It is a super-2 number, since 2×100330131212² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100330131217) 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, 12541266398 + ... + 12541266405.

It is an arithmetic number, because the mean of its divisors is an integer number (29262954938).

Almost surely, 2^100330131212 is an apocalyptic number.

It is an amenable number.

100330131212 is a deficient number, since it is larger than the sum of its proper divisors (75247598416).

100330131212 is a wasteful number, since it uses less digits than its factorization.

100330131212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25082532807 (or 25082532805 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100330131212 its reverse (212131033001), we get a palindrome (312461164213).

The spelling of 100330131212 in words is "one hundred billion, three hundred thirty million, one hundred thirty-one thousand, two hundred twelve".