222020012 has 12 divisors (see below), whose sum is σ = 405428016. Its totient is φ = 106183440.

The previous prime is 222020011. The next prime is 222020033. The reversal of 222020012 is 210020222.

222020012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222019975 and 222020002.

It is not an unprimeable number, because it can be changed into a prime (222020011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1206539 + ... + 1206722.

It is an arithmetic number, because the mean of its divisors is an integer number (33785668).

Almost surely, 2^222020012 is an apocalyptic number.

It is an amenable number.

222020012 is a deficient number, since it is larger than the sum of its proper divisors (183408004).

222020012 is a wasteful number, since it uses less digits than its factorization.

222020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2413288 (or 2413286 counting only the distinct ones).

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

The square root of 222020012 is about 14900.3359693666. The cubic root of 222020012 is about 605.5230883446.

Adding to 222020012 its reverse (210020222), we get a palindrome (432040234).

The spelling of 222020012 in words is "two hundred twenty-two million, twenty thousand, twelve".