111022001220222 has 96 divisors (see below), whose sum is σ = 254117169266688. Its totient is φ = 34962101653248.

The previous prime is 111022001220197. The next prime is 111022001220269. The reversal of 111022001220222 is 222022100220111.

It is a happy number.

111022001220222 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 220 + 0 + 1 + 220 + 222 = 666.

111022001220222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×111022001220222³ (a number of 43 digits) contains 333 as substring.

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 = 111022001220195 and 111022001220204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6990438 + ... + 16459350.

It is an arithmetic number, because the mean of its divisors is an integer number (2647053846528).

Almost surely, 2^{111022001220222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111022001220222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127058584633344).

111022001220222 is an abundant number, since it is smaller than the sum of its proper divisors (143095168046466).

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

111022001220222 is a wasteful number, since it uses less digits than its factorization.

111022001220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9469294 (or 9469291 counting only the distinct ones).

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

Adding to 111022001220222 its reverse (222022100220111), we get a palindrome (333044101440333).

The spelling of 111022001220222 in words is "one hundred eleven trillion, twenty-two billion, one million, two hundred twenty thousand, two hundred twenty-two".