111003220222 has 4 divisors (see below), whose sum is σ = 166504830336. Its totient is φ = 55501610110.

The previous prime is 111003220217. The next prime is 111003220253. The reversal of 111003220222 is 222022300111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 222022300111 = 31 ⋅7162009681.

It is a junction number, because it is equal to n+sod(n) for n = 111003220196 and 111003220205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750805054 + ... + 27750805057.

It is an arithmetic number, because the mean of its divisors is an integer number (41626207584).

Almost surely, 2^111003220222 is an apocalyptic number.

111003220222 is a deficient number, since it is larger than the sum of its proper divisors (55501610114).

111003220222 is an equidigital number, since it uses as much as digits as its factorization.

111003220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55501610113.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 111003220222 its reverse (222022300111), we get a palindrome (333025520333).

The spelling of 111003220222 in words is "one hundred eleven billion, three million, two hundred twenty thousand, two hundred twenty-two".