220220012 has 12 divisors (see below), whose sum is σ = 386093400. Its totient is φ = 109907616.

The previous prime is 220219991. The next prime is 220220053. The reversal of 220220012 is 210022022.

It is a junction number, because it is equal to n+sod(n) for n = 220219975 and 220220002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48137 + ... + 52512.

It is an arithmetic number, because the mean of its divisors is an integer number (32174450).

Almost surely, 2^220220012 is an apocalyptic number.

It is an amenable number.

220220012 is a deficient number, since it is larger than the sum of its proper divisors (165873388).

220220012 is a wasteful number, since it uses less digits than its factorization.

220220012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101200 (or 101198 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 220220012 is about 14839.8117238730. The cubic root of 220220012 is about 603.8822446346.

Adding to 220220012 its reverse (210022022), we get a palindrome (430242034).

The spelling of 220220012 in words is "two hundred twenty million, two hundred twenty thousand, twelve".