1012202020012 has 12 divisors (see below), whose sum is σ = 1797791647960. Its totient is φ = 498547263456.

The previous prime is 1012202020001. The next prime is 1012202020033. The reversal of 1012202020012 is 2100202022101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1012202019974 and 1012202020001.

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 3 ways as a sum of consecutive naturals, for example, 1888436337 + ... + 1888436872.

Almost surely, 2^{1012202020012} is an apocalyptic number.

It is an amenable number.

1012202020012 is a deficient number, since it is larger than the sum of its proper divisors (785589627948).

1012202020012 is a wasteful number, since it uses less digits than its factorization.

1012202020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3776873280 (or 3776873278 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1012202020012 its reverse (2100202022101), we get a palindrome (3112404042113).

The spelling of 1012202020012 in words is "one trillion, twelve billion, two hundred two million, twenty thousand, twelve".