22020203441 has 4 divisors (see below), whose sum is σ = 22215072612. Its totient is φ = 21825334272.

The previous prime is 22020203437. The next prime is 22020203477. The reversal of 22020203441 is 14430202022.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12277526416 + 9742677025 = 110804^2 + 98705^2 .

It is a cyclic number.

It is not a de Polignac number, because 22020203441 - 2² = 22020203437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22020203431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97434416 + ... + 97434641.

It is an arithmetic number, because the mean of its divisors is an integer number (5553768153).

Almost surely, 2^22020203441 is an apocalyptic number.

It is an amenable number.

22020203441 is a deficient number, since it is larger than the sum of its proper divisors (194869171).

22020203441 is a wasteful number, since it uses less digits than its factorization.

22020203441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194869170.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22020203441 its reverse (14430202022), we get a palindrome (36450405463).

The spelling of 22020203441 in words is "twenty-two billion, twenty million, two hundred three thousand, four hundred forty-one".