11311221223033 has 8 divisors (see below), whose sum is σ = 11321717616000. Its totient is φ = 11300725269648.

The previous prime is 11311221223021. The next prime is 11311221223051. The reversal of 11311221223033 is 33032212211311.

11311221223033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11311221223033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11311221222989 and 11311221223007.

It is not an unprimeable number, because it can be changed into a prime (11311221224033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75037903 + ... + 75188491.

It is an arithmetic number, because the mean of its divisors is an integer number (1415214702000).

Almost surely, 2^{11311221223033} is an apocalyptic number.

It is an amenable number.

11311221223033 is a deficient number, since it is larger than the sum of its proper divisors (10496392967).

11311221223033 is a wasteful number, since it uses less digits than its factorization.

11311221223033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219791.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11311221223033 its reverse (33032212211311), we get a palindrome (44343433434344).

The spelling of 11311221223033 in words is "eleven trillion, three hundred eleven billion, two hundred twenty-one million, two hundred twenty-three thousand, thirty-three".