111210122222 has 8 divisors (see below), whose sum is σ = 166844626200. Its totient is φ = 55595246824.

The previous prime is 111210122197. The next prime is 111210122263. The reversal of 111210122222 is 222221012111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 111210122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4892972 + ... + 4915647.

It is an arithmetic number, because the mean of its divisors is an integer number (20855578275).

Almost surely, 2^111210122222 is an apocalyptic number.

111210122222 is a deficient number, since it is larger than the sum of its proper divisors (55634503978).

111210122222 is an equidigital number, since it uses as much as digits as its factorization.

111210122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9814290.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111210122222 its reverse (222221012111), we get a palindrome (333431134333).

The spelling of 111210122222 in words is "one hundred eleven billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty-two".