220310012 has 24 divisors (see below), whose sum is σ = 422242800. Its totient is φ = 99956736.

The previous prime is 220309993. The next prime is 220310023. The reversal of 220310012 is 210013022.

It is a happy number.

220310012 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 = 220309975 and 220310002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32837 + ... + 38972.

It is an arithmetic number, because the mean of its divisors is an integer number (17593450).

Almost surely, 2^220310012 is an apocalyptic number.

It is an amenable number.

220310012 is a deficient number, since it is larger than the sum of its proper divisors (201932788).

220310012 is a wasteful number, since it uses less digits than its factorization.

220310012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71885 (or 71883 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 220310012 is about 14842.8437976016. The cubic root of 220310012 is about 603.9644987394.

Adding to 220310012 its reverse (210013022), we get a palindrome (430323034).

The spelling of 220310012 in words is "two hundred twenty million, three hundred ten thousand, twelve".