22222000220222 has 24 divisors (see below), whose sum is σ = 36639557707368. Its totient is φ = 10100687184720.

The previous prime is 22222000220201. The next prime is 22222000220267. The reversal of 22222000220222 is 22202200022222.

It is a junction number, because it is equal to n+sod(n) for n = 22222000220194 and 22222000220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10284833 + ... + 12256499.

It is an arithmetic number, because the mean of its divisors is an integer number (1526648237807).

Almost surely, 2^{22222000220222} is an apocalyptic number.

22222000220222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22222000220222 is a deficient number, since it is larger than the sum of its proper divisors (14417557487146).

22222000220222 is a wasteful number, since it uses less digits than its factorization.

22222000220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018264 (or 2018253 counting only the distinct ones).

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

Adding to 22222000220222 its reverse (22202200022222), we get a palindrome (44424200242444).

The spelling of 22222000220222 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty thousand, two hundred twenty-two".