222120101111022 has 72 divisors (see below), whose sum is σ = 489640936416840. Its totient is φ = 72772404484320.

The previous prime is 222120101111011. The next prime is 222120101111023. The reversal of 222120101111022 is 220111101021222.

222120101111022 is digitally balanced in base 2, because in such base 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 = 222120101110986 and 222120101111004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222120101111023) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 361793872 + ... + 362407292.

It is an arithmetic number, because the mean of its divisors is an integer number (6800568561345).

Almost surely, 2^{222120101111022} is an apocalyptic number.

222120101111022 is an abundant number, since it is smaller than the sum of its proper divisors (267520835305818).

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

222120101111022 is a wasteful number, since it uses less digits than its factorization.

222120101111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619326 (or 619264 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 222120101111022 its reverse (220111101021222), we get a palindrome (442231202132244).

The spelling of 222120101111022 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred one million, one hundred eleven thousand, twenty-two".