20000002012 has 6 divisors (see below), whose sum is σ = 35000003528. Its totient is φ = 10000001004.

The previous prime is 20000001971. The next prime is 20000002021. The reversal of 20000002012 is 21020000002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20000001986 and 20000002004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500000248 + ... + 2500000255.

Almost surely, 2^20000002012 is an apocalyptic number.

It is an amenable number.

20000002012 is a deficient number, since it is larger than the sum of its proper divisors (15000001516).

20000002012 is a wasteful number, since it uses less digits than its factorization.

20000002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000000507 (or 5000000505 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 20000002012 its reverse (21020000002), we get a palindrome (41020002014).

The spelling of 20000002012 in words is "twenty billion, two thousand, twelve".