111112000222111 has 16 divisors (see below), whose sum is σ = 131579846627328. Its totient is φ = 91816192598400.

The previous prime is 111112000222063. The next prime is 111112000222133. The reversal of 111112000222111 is 111222000211111.

It is a cyclic number.

It is not a de Polignac number, because 111112000222111 - 2¹³ = 111112000213919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112001222111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973397050 + ... + 973511191.

It is an arithmetic number, because the mean of its divisors is an integer number (8223740414208).

Almost surely, 2^{111112000222111} is an apocalyptic number.

111112000222111 is a deficient number, since it is larger than the sum of its proper divisors (20467846405217).

111112000222111 is a wasteful number, since it uses less digits than its factorization.

111112000222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946908542.

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

Adding to 111112000222111 its reverse (111222000211111), we get a palindrome (222334000433222).

The spelling of 111112000222111 in words is "one hundred eleven trillion, one hundred twelve billion, two hundred twenty-two thousand, one hundred eleven".