20000222200222 has 32 divisors (see below), whose sum is σ = 32801477814144. Its totient is φ = 9070503040800.

The previous prime is 20000222200199. The next prime is 20000222200237. The reversal of 20000222200222 is 22200222200002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20000222200196 and 20000222200205.

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, 93293868 + ... + 93508000.

It is an arithmetic number, because the mean of its divisors is an integer number (1025046181692).

Almost surely, 2^{20000222200222} is an apocalyptic number.

20000222200222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20000222200222 is a deficient number, since it is larger than the sum of its proper divisors (12801255613922).

20000222200222 is a wasteful number, since it uses less digits than its factorization.

20000222200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223704.

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

Adding to 20000222200222 its reverse (22200222200002), we get a palindrome (42200444400224).

It can be divided in two parts, 200002 and 22200222, that multiplied together give a palindrome (4440088800444).

The spelling of 20000222200222 in words is "twenty trillion, two hundred twenty-two million, two hundred thousand, two hundred twenty-two".