20201213323223 has 8 divisors (see below), whose sum is σ = 20495323821600. Its totient is φ = 19907369112960.

The previous prime is 20201213323219. The next prime is 20201213323231. The reversal of 20201213323223 is 32232331210202.

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 20201213323223 - 2² = 20201213323219 is a prime.

It is a super-2 number, since 2×20201213323223² (a number of 27 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 = 20201213323192 and 20201213323201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201213023223) 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, 66419198 + ... + 66722651.

It is an arithmetic number, because the mean of its divisors is an integer number (2561915477700).

Almost surely, 2^{20201213323223} is an apocalyptic number.

20201213323223 is a deficient number, since it is larger than the sum of its proper divisors (294110498377).

20201213323223 is a wasteful number, since it uses less digits than its factorization.

20201213323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133144057.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20201213323223 its reverse (32232331210202), we get a palindrome (52433544533425).

The spelling of 20201213323223 in words is "twenty trillion, two hundred one billion, two hundred thirteen million, three hundred twenty-three thousand, two hundred twenty-three".