22020543323 has 4 divisors (see below), whose sum is σ = 22021096248. Its totient is φ = 22019990400.

The previous prime is 22020543319. The next prime is 22020543329. The reversal of 22020543323 is 32334502022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22020543323 - 2² = 22020543319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22020543292 and 22020543301.

It is not an unprimeable number, because it can be changed into a prime (22020543329) 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, 211661 + ... + 298062.

It is an arithmetic number, because the mean of its divisors is an integer number (5505274062).

Almost surely, 2^22020543323 is an apocalyptic number.

22020543323 is a deficient number, since it is larger than the sum of its proper divisors (552925).

22020543323 is an equidigital number, since it uses as much as digits as its factorization.

22020543323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552924.

The product of its (nonzero) digits is 8640, while the sum is 26.

The spelling of 22020543323 in words is "twenty-two billion, twenty million, five hundred forty-three thousand, three hundred twenty-three".