1321333201223 has 8 divisors (see below), whose sum is σ = 1523949171360. Its totient is φ = 1122180752160.

The previous prime is 1321333201211. The next prime is 1321333201241. The reversal of 1321333201223 is 3221023331231.

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 1321333201223 - 2¹⁸ = 1321332939079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1321333201192 and 1321333201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321333200223) 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, 865879448 + ... + 865880973.

It is an arithmetic number, because the mean of its divisors is an integer number (190493646420).

Almost surely, 2^{1321333201223} is an apocalyptic number.

1321333201223 is a deficient number, since it is larger than the sum of its proper divisors (202615970137).

1321333201223 is a wasteful number, since it uses less digits than its factorization.

1321333201223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731760537.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1321333201223 its reverse (3221023331231), we get a palindrome (4542356532454).

The spelling of 1321333201223 in words is "one trillion, three hundred twenty-one billion, three hundred thirty-three million, two hundred one thousand, two hundred twenty-three".