22220022022222 has 32 divisors (see below), whose sum is σ = 34028896698720. Its totient is φ = 10878786846720.

The previous prime is 22220022022181. The next prime is 22220022022241. The reversal of 22220022022222 is 22222022002222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22220022022193 and 22220022022202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28986693 + ... + 29743375.

It is an arithmetic number, because the mean of its divisors is an integer number (1063403021835).

Almost surely, 2^{22220022022222} is an apocalyptic number.

22220022022222 is a deficient number, since it is larger than the sum of its proper divisors (11808874676498).

22220022022222 is a wasteful number, since it uses less digits than its factorization.

22220022022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757828.

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

Adding to 22220022022222 its reverse (22222022002222), we get a palindrome (44442044024444).

The spelling of 22220022022222 in words is "twenty-two trillion, two hundred twenty billion, twenty-two million, twenty-two thousand, two hundred twenty-two".