222210000112122 has 96 divisors (see below), whose sum is σ = 539455943520000. Its totient is φ = 65511959103360.

The previous prime is 222210000112081. The next prime is 222210000112129. The reversal of 222210000112122 is 221211000012222.

It is a happy number.

222210000112122 is a `hidden beast` number, since 222 + 210 + 0 + 0 + 0 + 112 + 122 = 666.

222210000112122 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 = 222210000112095 and 222210000112104.

It is not an unprimeable number, because it can be changed into a prime (222210000112129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 106312879 + ... + 108382877.

It is an arithmetic number, because the mean of its divisors is an integer number (5619332745000).

Almost surely, 2^{222210000112122} is an apocalyptic number.

222210000112122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 222210000112122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269727971760000).

222210000112122 is an abundant number, since it is smaller than the sum of its proper divisors (317245943407878).

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

222210000112122 is a wasteful number, since it uses less digits than its factorization.

222210000112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2084708 (or 2084705 counting only the distinct ones).

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

Adding to 222210000112122 its reverse (221211000012222), we get a palindrome (443421000124344).

The spelling of 222210000112122 in words is "two hundred twenty-two trillion, two hundred ten billion, one hundred twelve thousand, one hundred twenty-two".