22110002211220 has 96 divisors (see below), whose sum is σ = 57889991367936. Its totient is φ = 6891192883200.

The previous prime is 22110002211163. The next prime is 22110002211221. The reversal of 22110002211220 is 2211220001122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22110002211194 and 22110002211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110002211221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47695674 + ... + 48157006.

It is an arithmetic number, because the mean of its divisors is an integer number (603020743416).

Almost surely, 2^{22110002211220} is an apocalyptic number.

22110002211220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110002211220 is an abundant number, since it is smaller than the sum of its proper divisors (35779989156716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22110002211220 is a wasteful number, since it uses less digits than its factorization.

22110002211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492481 (or 492479 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22110002211220 its reverse (2211220001122), we get a palindrome (24321222212342).

The spelling of 22110002211220 in words is "twenty-two trillion, one hundred ten billion, two million, two hundred eleven thousand, two hundred twenty".