111022120021222 has 16 divisors (see below), whose sum is σ = 172358793907200. Its totient is φ = 53578638214920.

The previous prime is 111022120021217. The next prime is 111022120021283. The reversal of 111022120021222 is 222120021220111.

It is a super-2 number, since 2×111022120021222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111022120021222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2362350322 + ... + 2362397317.

It is an arithmetic number, because the mean of its divisors is an integer number (10772424619200).

Almost surely, 2^{111022120021222} is an apocalyptic number.

111022120021222 is a deficient number, since it is larger than the sum of its proper divisors (61336673885978).

111022120021222 is a wasteful number, since it uses less digits than its factorization.

111022120021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4724748051.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111022120021222 its reverse (222120021220111), we get a palindrome (333142141241333).

The spelling of 111022120021222 in words is "one hundred eleven trillion, twenty-two billion, one hundred twenty million, twenty-one thousand, two hundred twenty-two".