20243222010401 has 16 divisors (see below), whose sum is σ = 21818621134464. Its totient is φ = 18670428975744.

The previous prime is 20243222010367. The next prime is 20243222010421. The reversal of 20243222010401 is 10401022234202.

It is not a de Polignac number, because 20243222010401 - 2¹⁸ = 20243221748257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20243222010421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303476885 + ... + 303543581.

It is an arithmetic number, because the mean of its divisors is an integer number (1363663820904).

Almost surely, 2^{20243222010401} is an apocalyptic number.

It is an amenable number.

20243222010401 is a deficient number, since it is larger than the sum of its proper divisors (1575399124063).

20243222010401 is a wasteful number, since it uses less digits than its factorization.

20243222010401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85880.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20243222010401 its reverse (10401022234202), we get a palindrome (30644244244603).

The spelling of 20243222010401 in words is "twenty trillion, two hundred forty-three billion, two hundred twenty-two million, ten thousand, four hundred one".