222035020 has 96 divisors (see below), whose sum is σ = 509483520. Its totient is φ = 81070080.

The previous prime is 222034999. The next prime is 222035027. The reversal of 222035020 is 20530222.

It is a junction number, because it is equal to n+sod(n) for n = 222034985 and 222035003.

It is not an unprimeable number, because it can be changed into a prime (222035027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 952824 + ... + 953056.

It is an arithmetic number, because the mean of its divisors is an integer number (5307120).

Almost surely, 2^222035020 is an apocalyptic number.

222035020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222035020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254741760).

222035020 is an abundant number, since it is smaller than the sum of its proper divisors (287448500).

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

222035020 is a wasteful number, since it uses less digits than its factorization.

222035020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 222035020 is about 14900.8395736616. The cubic root of 222035020 is about 605.5367319882.

Adding to 222035020 its reverse (20530222), we get a palindrome (242565242).

The spelling of 222035020 in words is "two hundred twenty-two million, thirty-five thousand, twenty".