2021303323223 has 8 divisors (see below), whose sum is σ = 2024812608000. Its totient is φ = 2017794489048.

The previous prime is 2021303323219. The next prime is 2021303323267. The reversal of 2021303323223 is 3223233031202.

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 2021303323223 - 2² = 2021303323219 is a prime.

It is a super-2 number, since 2×2021303323223² (a number of 25 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 = 2021303323192 and 2021303323201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021303323213) 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, 9589358 + ... + 9797876.

It is an arithmetic number, because the mean of its divisors is an integer number (253101576000).

Almost surely, 2^{2021303323223} is an apocalyptic number.

2021303323223 is a deficient number, since it is larger than the sum of its proper divisors (3509284777).

2021303323223 is a wasteful number, since it uses less digits than its factorization.

2021303323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225301.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 2021303323223 its reverse (3223233031202), we get a palindrome (5244536354425).

The spelling of 2021303323223 in words is "two trillion, twenty-one billion, three hundred three million, three hundred twenty-three thousand, two hundred twenty-three".