220310223212 has 6 divisors (see below), whose sum is σ = 385542890628. Its totient is φ = 110155111604.

The previous prime is 220310223151. The next prime is 220310223247. The reversal of 220310223212 is 212322013022.

It is a happy number.

220310223212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27538777898 + ... + 27538777905.

It is an arithmetic number, because the mean of its divisors is an integer number (64257148438).

Almost surely, 2^220310223212 is an apocalyptic number.

It is an amenable number.

220310223212 is a deficient number, since it is larger than the sum of its proper divisors (165232667416).

220310223212 is a wasteful number, since it uses less digits than its factorization.

220310223212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55077555807 (or 55077555805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 220310223212 its reverse (212322013022), we get a palindrome (432632236234).

The spelling of 220310223212 in words is "two hundred twenty billion, three hundred ten million, two hundred twenty-three thousand, two hundred twelve".