111000021112222 has 128 divisors (see below), whose sum is σ = 188857414083456. Its totient is φ = 48909864960000.

The previous prime is 111000021112193. The next prime is 111000021112241. The reversal of 111000021112222 is 222211120000111.

It is a junction number, because it is equal to n+sod(n) for n = 111000021112196 and 111000021112205.

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 63 ways as a sum of consecutive naturals, for example, 2688868222 + ... + 2688909502.

It is an arithmetic number, because the mean of its divisors is an integer number (1475448547527).

Almost surely, 2^{111000021112222} is an apocalyptic number.

111000021112222 is a deficient number, since it is larger than the sum of its proper divisors (77857392971234).

111000021112222 is a wasteful number, since it uses less digits than its factorization.

111000021112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41627 (or 41605 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111000021112222 its reverse (222211120000111), we get a palindrome (333211141112333).

It can be divided in two parts, 1110000 and 21112222, that added together give a palindrome (22222222).

The spelling of 111000021112222 in words is "one hundred eleven trillion, twenty-one million, one hundred twelve thousand, two hundred twenty-two".