20022202222 has 32 divisors (see below), whose sum is σ = 32892480000. Its totient is φ = 9065280000.

The previous prime is 20022202201. The next prime is 20022202267. The reversal of 20022202222 is 22220222002.

It is a happy number.

20022202222 is digitally balanced in base 5, 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 = 20022202196 and 20022202205.

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 15 ways as a sum of consecutive naturals, for example, 7417029 + ... + 7419727.

It is an arithmetic number, because the mean of its divisors is an integer number (1027890000).

Almost surely, 2^20022202222 is an apocalyptic number.

20022202222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20022202222 is a deficient number, since it is larger than the sum of its proper divisors (12870277778).

20022202222 is a wasteful number, since it uses less digits than its factorization.

20022202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20022202222 its reverse (22220222002), we get a palindrome (42242424224).

The spelling of 20022202222 in words is "twenty billion, twenty-two million, two hundred two thousand, two hundred twenty-two".