11550033411222 has 24 divisors (see below), whose sum is σ = 23190300887976. Its totient is φ = 3835030417408.

The previous prime is 11550033411157. The next prime is 11550033411223. The reversal of 11550033411222 is 22211433005511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11550033411222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11550033411223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14176263 + ... + 14968850.

It is an arithmetic number, because the mean of its divisors is an integer number (966262536999).

Almost surely, 2^{11550033411222} is an apocalyptic number.

11550033411222 is an abundant number, since it is smaller than the sum of its proper divisors (11640267476754).

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

11550033411222 is an equidigital number, since it uses as much as digits as its factorization.

11550033411222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29145632 (or 29145375 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 11550033411222 its reverse (22211433005511), we get a palindrome (33761466416733).

The spelling of 11550033411222 in words is "eleven trillion, five hundred fifty billion, thirty-three million, four hundred eleven thousand, two hundred twenty-two".