20201113223 has 2 divisors, whose sum is σ = 20201113224. Its totient is φ = 20201113222.

The previous prime is 20201113217. The next prime is 20201113237. The reversal of 20201113223 is 32231110202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20201113223 - 2¹² = 20201109127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20201113123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100556611 + 10100556612.

It is an arithmetic number, because the mean of its divisors is an integer number (10100556612).

Almost surely, 2^20201113223 is an apocalyptic number.

20201113223 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201113223 is an equidigital number, since it uses as much as digits as its factorization.

20201113223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20201113223 its reverse (32231110202), we get a palindrome (52432223425).

The spelling of 20201113223 in words is "twenty billion, two hundred one million, one hundred thirteen thousand, two hundred twenty-three".