11233333221222 has 16 divisors (see below), whose sum is σ = 25676190220032. Its totient is φ = 3209523777480.

The previous prime is 11233333221197. The next prime is 11233333221239. The reversal of 11233333221222 is 22212233333211.

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 11233333221222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133730157354 + ... + 133730157437.

It is an arithmetic number, because the mean of its divisors is an integer number (1604761888752).

Almost surely, 2^{11233333221222} is an apocalyptic number.

11233333221222 is an abundant number, since it is smaller than the sum of its proper divisors (14442856998810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11233333221222 is a wasteful number, since it uses less digits than its factorization.

11233333221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267460314803.

The product of its digits is 15552, while the sum is 30.

Adding to 11233333221222 its reverse (22212233333211), we get a palindrome (33445566554433).

The spelling of 11233333221222 in words is "eleven trillion, two hundred thirty-three billion, three hundred thirty-three million, two hundred twenty-one thousand, two hundred twenty-two".