100020103001212 has 12 divisors (see below), whose sum is σ = 177904609437016. Its totient is φ = 49190214590640.

The previous prime is 100020103001207. The next prime is 100020103001249. The reversal of 100020103001212 is 212100301020001.

It is a junction number, because it is equal to n+sod(n) for n = 100020103001192 and 100020103001201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204959227218 + ... + 204959227705.

Almost surely, 2^{100020103001212} is an apocalyptic number.

It is an amenable number.

100020103001212 is a deficient number, since it is larger than the sum of its proper divisors (77884506435804).

100020103001212 is a wasteful number, since it uses less digits than its factorization.

100020103001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409918454988 (or 409918454986 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 100020103001212 its reverse (212100301020001), we get a palindrome (312120404021213).

The spelling of 100020103001212 in words is "one hundred trillion, twenty billion, one hundred three million, one thousand, two hundred twelve".