222110002212120 has 1536 divisors, whose sum is σ = 831303718502400. Its totient is φ = 50952358195200.

The previous prime is 222110002212041. The next prime is 222110002212139. The reversal of 222110002212120 is 21212200011222.

It is a happy number.

222110002212120 is a `hidden beast` number, since 2 + 221 + 10 + 0 + 0 + 221 + 212 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222110002212093 and 222110002212102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 479719227009 + ... + 479719227471.

It is an arithmetic number, because the mean of its divisors is an integer number (541213358400).

Almost surely, 2^{222110002212120} is an apocalyptic number.

222110002212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222110002212120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415651859251200).

222110002212120 is an abundant number, since it is smaller than the sum of its proper divisors (609193716290280).

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

222110002212120 is a wasteful number, since it uses less digits than its factorization.

222110002212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061 (or 1054 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222110002212120 its reverse (21212200011222), we get a palindrome (243322202223342).

The spelling of 222110002212120 in words is "two hundred twenty-two trillion, one hundred ten billion, two million, two hundred twelve thousand, one hundred twenty".