22222220002222 has 16 divisors (see below), whose sum is σ = 33354647870544. Its totient is φ = 11104004880000.

The previous prime is 22222220002219. The next prime is 22222220002243. The reversal of 22222220002222 is 22220002222222.

It is a happy number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22222220002193 and 22222220002202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55411222 + ... + 55810822.

It is an arithmetic number, because the mean of its divisors is an integer number (2084665491909).

Almost surely, 2^{22222220002222} is an apocalyptic number.

22222220002222 is a deficient number, since it is larger than the sum of its proper divisors (11132427868322).

22222220002222 is a wasteful number, since it uses less digits than its factorization.

22222220002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417315.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22222220002222 its reverse (22220002222222), we get a palindrome (44442222224444).

The spelling of 22222220002222 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty million, two thousand, two hundred twenty-two".