11220111122 has 8 divisors (see below), whose sum is σ = 18360181872. Its totient is φ = 5100050500.

The previous prime is 11220111103. The next prime is 11220111151. The reversal of 11220111122 is 22111102211.

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

It is a junction number, because it is equal to n+sod(n) for n = 11220111097 and 11220111106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255002504 + ... + 255002547.

It is an arithmetic number, because the mean of its divisors is an integer number (2295022734).

Almost surely, 2^11220111122 is an apocalyptic number.

11220111122 is a deficient number, since it is larger than the sum of its proper divisors (7140070750).

11220111122 is a wasteful number, since it uses less digits than its factorization.

11220111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510005064.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11220111122 its reverse (22111102211), we get a palindrome (33331213333).

The spelling of 11220111122 in words is "eleven billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty-two".