11233322211 has 16 divisors (see below), whose sum is σ = 15480569504. Its totient is φ = 7240057344.

The previous prime is 11233322207. The next prime is 11233322213. The reversal of 11233322211 is 11222333211.

It is not a de Polignac number, because 11233322211 - 2² = 11233322207 is a prime.

It is a super-2 number, since 2×11233322211² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11233322213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304870 + ... + 339723.

It is an arithmetic number, because the mean of its divisors is an integer number (967535594).

Almost surely, 2^11233322211 is an apocalyptic number.

11233322211 is a deficient number, since it is larger than the sum of its proper divisors (4247247293).

11233322211 is a wasteful number, since it uses less digits than its factorization.

11233322211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644790.

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

Adding to 11233322211 its reverse (11222333211), we get a palindrome (22455655422).

The spelling of 11233322211 in words is "eleven billion, two hundred thirty-three million, three hundred twenty-two thousand, two hundred eleven".