11233322121 has 8 divisors (see below), whose sum is σ = 17117443264. Its totient is φ = 6419041200.

The previous prime is 11233322071. The next prime is 11233322143. The reversal of 11233322121 is 12122333211.

11233322121 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 not a de Polignac number, because 11233322121 - 2³¹ = 9085838473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 534920101 = 11233322121 / (1 + 1 + 2 + 3 + 3 + 3 + 2 + 2 + 1 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11233322171) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 267460030 + ... + 267460071.

It is an arithmetic number, because the mean of its divisors is an integer number (2139680408).

Almost surely, 2^11233322121 is an apocalyptic number.

It is an amenable number.

11233322121 is a deficient number, since it is larger than the sum of its proper divisors (5884121143).

11233322121 is an equidigital number, since it uses as much as digits as its factorization.

11233322121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534920111.

The product of its digits is 432, while the sum is 21.

Adding to 11233322121 its reverse (12122333211), we get a palindrome (23355655332).

The spelling of 11233322121 in words is "eleven billion, two hundred thirty-three million, three hundred twenty-two thousand, one hundred twenty-one".