11222111113 has 8 divisors (see below), whose sum is σ = 11979126720. Its totient is φ = 10481733360.

The previous prime is 11222111093. The next prime is 11222111143. The reversal of 11222111113 is 31111122211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11222111113 - 2¹³ = 11222102921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222111143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4158070 + ... + 4160767.

It is an arithmetic number, because the mean of its divisors is an integer number (1497390840).

Almost surely, 2^11222111113 is an apocalyptic number.

It is an amenable number.

11222111113 is a deficient number, since it is larger than the sum of its proper divisors (757015607).

11222111113 is an equidigital number, since it uses as much as digits as its factorization.

11222111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8318927.

The product of its digits is 24, while the sum is 16.

Adding to 11222111113 its reverse (31111122211), we get a palindrome (42333233324).

The spelling of 11222111113 in words is "eleven billion, two hundred twenty-two million, one hundred eleven thousand, one hundred thirteen".