22200022220222 has 64 divisors (see below), whose sum is σ = 41638921758720. Its totient is φ = 8623962432000.

The previous prime is 22200022220111. The next prime is 22200022220249. The reversal of 22200022220222 is 22202222000222.

It is a junction number, because it is equal to n+sod(n) for n = 22200022220194 and 22200022220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141152804 + ... + 141309992.

It is an arithmetic number, because the mean of its divisors is an integer number (650608152480).

Almost surely, 2^{22200022220222} is an apocalyptic number.

22200022220222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22200022220222 is a deficient number, since it is larger than the sum of its proper divisors (19438899538498).

22200022220222 is a wasteful number, since it uses less digits than its factorization.

22200022220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159897.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22200022220222 its reverse (22202222000222), we get a palindrome (44402244220444).

The spelling of 22200022220222 in words is "twenty-two trillion, two hundred billion, twenty-two million, two hundred twenty thousand, two hundred twenty-two".