220202202222 has 24 divisors (see below), whose sum is σ = 477130117464. Its totient is φ = 73396834704.

The previous prime is 220202202217. The next prime is 220202202247. The reversal of 220202202222 is 222202202022.

220202202222 is a `hidden beast` number, since 220 + 2 + 0 + 220 + 2 + 222 = 666.

220202202222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220202202195 and 220202202204.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 34008 + ... + 664500.

It is an arithmetic number, because the mean of its divisors is an integer number (19880421561).

Almost surely, 2^220202202222 is an apocalyptic number.

220202202222 is an abundant number, since it is smaller than the sum of its proper divisors (256927915242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220202202222 is a wasteful number, since it uses less digits than its factorization.

220202202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649904 (or 649901 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 220202202222 its reverse (222202202022), we get a palindrome (442404404244).

The spelling of 220202202222 in words is "two hundred twenty billion, two hundred two million, two hundred two thousand, two hundred twenty-two".