111210310111222 has 32 divisors (see below), whose sum is σ = 191790257541120. Its totient is φ = 47375565763680.

The previous prime is 111210310111217. The next prime is 111210310111261. The reversal of 111210310111222 is 222111013012111.

It is a self number, because there is not a number n which added to its sum of digits gives 111210310111222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219778804 + ... + 220284232.

It is an arithmetic number, because the mean of its divisors is an integer number (5993445548160).

Almost surely, 2^{111210310111222} is an apocalyptic number.

111210310111222 is a deficient number, since it is larger than the sum of its proper divisors (80579947429898).

111210310111222 is a wasteful number, since it uses less digits than its factorization.

111210310111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599716.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 111210310111222 its reverse (222111013012111), we get a palindrome (333321323123333).

The spelling of 111210310111222 in words is "one hundred eleven trillion, two hundred ten billion, three hundred ten million, one hundred eleven thousand, two hundred twenty-two".