222022020 has 48 divisors (see below), whose sum is σ = 678178368. Its totient is φ = 53823360.

The previous prime is 222022019. The next prime is 222022033. The reversal of 222022020 is 20220222.

222022020 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 (12).

It is a junction number, because it is equal to n+sod(n) for n = 222021987 and 222022005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167539 + ... + 168858.

It is an arithmetic number, because the mean of its divisors is an integer number (14128716).

Almost surely, 2^222022020 is an apocalyptic number.

222022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222022020 is an abundant number, since it is smaller than the sum of its proper divisors (456156348).

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

222022020 is a wasteful number, since it uses less digits than its factorization.

222022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336420 (or 336418 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 222022020 is about 14900.4033502453. The cubic root of 222022020 is about 605.5249138357.

Adding to 222022020 its reverse (20220222), we get a palindrome (242242242).

It can be divided in two parts, 2 and 22022020, that added together give a palindrome (22022022).

The spelling of 222022020 in words is "two hundred twenty-two million, twenty-two thousand, twenty".