20223320321233 has 4 divisors (see below), whose sum is σ = 20224969466688. Its totient is φ = 20221671175780.

The previous prime is 20223320321137. The next prime is 20223320321333. The reversal of 20223320321233 is 33212302332202.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-20223320321233 is a prime.

It is a super-2 number, since 2×20223320321233² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20223320321333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 824554333 + ... + 824578858.

It is an arithmetic number, because the mean of its divisors is an integer number (5056242366672).

Almost surely, 2^{20223320321233} is an apocalyptic number.

It is an amenable number.

20223320321233 is a deficient number, since it is larger than the sum of its proper divisors (1649145455).

20223320321233 is a wasteful number, since it uses less digits than its factorization.

20223320321233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649145454.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 20223320321233 its reverse (33212302332202), we get a palindrome (53435622653435).

The spelling of 20223320321233 in words is "twenty trillion, two hundred twenty-three billion, three hundred twenty million, three hundred twenty-one thousand, two hundred thirty-three".