111101110022222 has 16 divisors (see below), whose sum is σ = 166678820310240. Its totient is φ = 55541503619712.

The previous prime is 111101110022209. The next prime is 111101110022239. The reversal of 111101110022222 is 222220011101111.

It is a self number, because there is not a number n which added to its sum of digits gives 111101110022222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1215063818 + ... + 1215155250.

It is an arithmetic number, because the mean of its divisors is an integer number (10417426269390).

Almost surely, 2^{111101110022222} is an apocalyptic number.

111101110022222 is a deficient number, since it is larger than the sum of its proper divisors (55577710288018).

111101110022222 is an equidigital number, since it uses as much as digits as its factorization.

111101110022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183787.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111101110022222 its reverse (222220011101111), we get a palindrome (333321121123333).

The spelling of 111101110022222 in words is "one hundred eleven trillion, one hundred one billion, one hundred ten million, twenty-two thousand, two hundred twenty-two".