22011122020222 has 8 divisors (see below), whose sum is σ = 33018142786200. Its totient is φ = 11005074424824.

The previous prime is 22011122020133. The next prime is 22011122020229. The reversal of 22011122020222 is 22202022111022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22011122020222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011122020229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243236097 + ... + 243326572.

It is an arithmetic number, because the mean of its divisors is an integer number (4127267848275).

Almost surely, 2^{22011122020222} is an apocalyptic number.

22011122020222 is a deficient number, since it is larger than the sum of its proper divisors (11007020765978).

22011122020222 is a wasteful number, since it uses less digits than its factorization.

22011122020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486585290.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22011122020222 its reverse (22202022111022), we get a palindrome (44213144131244).

The spelling of 22011122020222 in words is "twenty-two trillion, eleven billion, one hundred twenty-two million, twenty thousand, two hundred twenty-two".