23213201333 has 4 divisors (see below), whose sum is σ = 26529372960. Its totient is φ = 19897029708.

The previous prime is 23213201321. The next prime is 23213201339. The reversal of 23213201333 is 33310231232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23213201333 - 2¹⁶ = 23213135797 is a prime.

It is a super-2 number, since 2×23213201333² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23213201299 and 23213201308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23213201339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1658085803 + ... + 1658085816.

It is an arithmetic number, because the mean of its divisors is an integer number (6632343240).

Almost surely, 2^23213201333 is an apocalyptic number.

It is an amenable number.

23213201333 is a deficient number, since it is larger than the sum of its proper divisors (3316171627).

23213201333 is an equidigital number, since it uses as much as digits as its factorization.

23213201333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316171626.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23213201333 its reverse (33310231232), we get a palindrome (56523432565).

The spelling of 23213201333 in words is "twenty-three billion, two hundred thirteen million, two hundred one thousand, three hundred thirty-three".