11221122122 has 8 divisors (see below), whose sum is σ = 19236209376. Its totient is φ = 4809052332.

The previous prime is 11221122103. The next prime is 11221122191. The reversal of 11221122122 is 22122112211.

11221122122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11221122122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400754348 + ... + 400754375.

It is an arithmetic number, because the mean of its divisors is an integer number (2404526172).

Almost surely, 2^11221122122 is an apocalyptic number.

11221122122 is a deficient number, since it is larger than the sum of its proper divisors (8015087254).

11221122122 is an equidigital number, since it uses as much as digits as its factorization.

11221122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801508732.

The product of its digits is 64, while the sum is 17.

Adding to 11221122122 its reverse (22122112211), we get a palindrome (33343234333).

The spelling of 11221122122 in words is "eleven billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty-two".