11222110101111 has 128 divisors (see below), whose sum is σ = 19670656997376. Its totient is φ = 5533200046080.

The previous prime is 11222110101061. The next prime is 11222110101113. The reversal of 11222110101111 is 11110101122211.

It is not a de Polignac number, because 11222110101111 - 2¹⁰ = 11222110100087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222110101113) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 26283145 + ... + 26706701.

It is an arithmetic number, because the mean of its divisors is an integer number (153677007792).

Almost surely, 2^{11222110101111} is an apocalyptic number.

11222110101111 is a deficient number, since it is larger than the sum of its proper divisors (8448546896265).

11222110101111 is a wasteful number, since it uses less digits than its factorization.

11222110101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423721.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11222110101111 its reverse (11110101122211), we get a palindrome (22332211223322).

The spelling of 11222110101111 in words is "eleven trillion, two hundred twenty-two billion, one hundred ten million, one hundred one thousand, one hundred eleven".