20222020222 has 16 divisors (see below), whose sum is σ = 30639481344. Its totient is φ = 10008900000.

The previous prime is 20222020213. The next prime is 20222020237. The reversal of 20222020222 is 22202022202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20222020196 and 20222020205.

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 7 ways as a sum of consecutive naturals, for example, 1994947 + ... + 2005057.

It is an arithmetic number, because the mean of its divisors is an integer number (1914967584).

Almost surely, 2^20222020222 is an apocalyptic number.

20222020222 is a deficient number, since it is larger than the sum of its proper divisors (10417461122).

20222020222 is a wasteful number, since it uses less digits than its factorization.

20222020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20115.

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

Adding to 20222020222 its reverse (22202022202), we get a palindrome (42424042424).

The spelling of 20222020222 in words is "twenty billion, two hundred twenty-two million, twenty thousand, two hundred twenty-two".