111222133330222 has 4 divisors (see below), whose sum is σ = 166833199995336. Its totient is φ = 55611066665110.

The previous prime is 111222133330163. The next prime is 111222133330229. The reversal of 111222133330222 is 222033331222111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222133330229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805533332554 + ... + 27805533332557.

It is an arithmetic number, because the mean of its divisors is an integer number (41708299998834).

Almost surely, 2^{111222133330222} is an apocalyptic number.

111222133330222 is a deficient number, since it is larger than the sum of its proper divisors (55611066665114).

111222133330222 is an equidigital number, since it uses as much as digits as its factorization.

111222133330222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55611066665113.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 111222133330222 its reverse (222033331222111), we get a palindrome (333255464552333).

The spelling of 111222133330222 in words is "one hundred eleven trillion, two hundred twenty-two billion, one hundred thirty-three million, three hundred thirty thousand, two hundred twenty-two".