22020203243 has 8 divisors (see below), whose sum is σ = 23200689408. Its totient is φ = 20858307624.

The previous prime is 22020203221. The next prime is 22020203269. The reversal of 22020203243 is 34230202022.

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 22020203243 - 2²² = 22016008939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22020203203) 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, 4645205 + ... + 4649942.

It is an arithmetic number, because the mean of its divisors is an integer number (2900086176).

Almost surely, 2^22020203243 is an apocalyptic number.

22020203243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22020203243 is a deficient number, since it is larger than the sum of its proper divisors (1180486165).

22020203243 is a wasteful number, since it uses less digits than its factorization.

22020203243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9295273.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 22020203243 its reverse (34230202022), we get a palindrome (56250405265).

The spelling of 22020203243 in words is "twenty-two billion, twenty million, two hundred three thousand, two hundred forty-three".