20100000010012 has 24 divisors (see below), whose sum is σ = 37881072017600. Its totient is φ = 9276848934336.

The previous prime is 20100000009961. The next prime is 20100000010033. The reversal of 20100000010012 is 21001000000102.

It is a junction number, because it is equal to n+sod(n) for n = 20100000009977 and 20100000010004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5313814 + ... + 8272642.

Almost surely, 2^{20100000010012} is an apocalyptic number.

It is an amenable number.

20100000010012 is a deficient number, since it is larger than the sum of its proper divisors (17781072007588).

20100000010012 is a wasteful number, since it uses less digits than its factorization.

20100000010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089485 (or 3089483 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 20100000010012 its reverse (21001000000102), we get a palindrome (41101000010114).

The spelling of 20100000010012 in words is "twenty trillion, one hundred billion, ten thousand, twelve".