11222122133 has 4 divisors (see below), whose sum is σ = 11812760160. Its totient is φ = 10631484108.

The previous prime is 11222122117. The next prime is 11222122151. The reversal of 11222122133 is 33122122211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11222122133 - 2⁴ = 11222122117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222122103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295318985 + ... + 295319022.

It is an arithmetic number, because the mean of its divisors is an integer number (2953190040).

Almost surely, 2^11222122133 is an apocalyptic number.

It is an amenable number.

11222122133 is a deficient number, since it is larger than the sum of its proper divisors (590638027).

11222122133 is an equidigital number, since it uses as much as digits as its factorization.

11222122133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590638026.

The product of its digits is 288, while the sum is 20.

Adding to 11222122133 its reverse (33122122211), we get a palindrome (44344244344).

The spelling of 11222122133 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred thirty-three".