1223033221333 has 24 divisors (see below), whose sum is σ = 1536524400320. Its totient is φ = 952918560000.

The previous prime is 1223033221313. The next prime is 1223033221337. The reversal of 1223033221333 is 3331223303221.

It is not a de Polignac number, because 1223033221333 - 2⁵ = 1223033221301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223033221337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9199333 + ... + 9331333.

Almost surely, 2^{1223033221333} is an apocalyptic number.

It is an amenable number.

1223033221333 is a deficient number, since it is larger than the sum of its proper divisors (313491178987).

1223033221333 is a wasteful number, since it uses less digits than its factorization.

1223033221333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142969 (or 142958 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 1223033221333 its reverse (3331223303221), we get a palindrome (4554256524554).

The spelling of 1223033221333 in words is "one trillion, two hundred twenty-three billion, thirty-three million, two hundred twenty-one thousand, three hundred thirty-three".