11333222011 has 8 divisors (see below), whose sum is σ = 12341077200. Its totient is φ = 10366503840.

The previous prime is 11333221979. The next prime is 11333222027. The reversal of 11333222011 is 11022233311.

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

It is a cyclic number.

It is not a de Polignac number, because 11333222011 - 2⁵ = 11333221979 is a prime.

It is a super-2 number, since 2×11333222011² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11333222011.

It is not an unprimeable number, because it can be changed into a prime (11333222051) 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 7 ways as a sum of consecutive naturals, for example, 10283680 + ... + 10284781.

It is an arithmetic number, because the mean of its divisors is an integer number (1542634650).

Almost surely, 2^11333222011 is an apocalyptic number.

11333222011 is a deficient number, since it is larger than the sum of its proper divisors (1007855189).

11333222011 is a wasteful number, since it uses less digits than its factorization.

11333222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20568509.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11333222011 its reverse (11022233311), we get a palindrome (22355455322).

The spelling of 11333222011 in words is "eleven billion, three hundred thirty-three million, two hundred twenty-two thousand, eleven".