2220021220012 has 12 divisors (see below), whose sum is σ = 3948726268816. Its totient is φ = 1091813714640.

The previous prime is 2220021220009. The next prime is 2220021220091. The reversal of 2220021220012 is 2100221200222.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4549223568 + ... + 4549224055.

Almost surely, 2^{2220021220012} is an apocalyptic number.

It is an amenable number.

2220021220012 is a deficient number, since it is larger than the sum of its proper divisors (1728705048804).

2220021220012 is a wasteful number, since it uses less digits than its factorization.

2220021220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9098447688 (or 9098447686 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2220021220012 its reverse (2100221200222), we get a palindrome (4320242420234).

The spelling of 2220021220012 in words is "two trillion, two hundred twenty billion, twenty-one million, two hundred twenty thousand, twelve".