20300232022121 has 2 divisors, whose sum is σ = 20300232022122. Its totient is φ = 20300232022120.

The previous prime is 20300232022051. The next prime is 20300232022181. The reversal of 20300232022121 is 12122023200302.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19703043093721 + 597188928400 = 4438811^2 + 772780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20300232022121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20300232022093 and 20300232022102.

It is not a weakly prime, because it can be changed into another prime (20300232022181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150116011060 + 10150116011061.

It is an arithmetic number, because the mean of its divisors is an integer number (10150116011061).

Almost surely, 2^{20300232022121} is an apocalyptic number.

It is an amenable number.

20300232022121 is a deficient number, since it is larger than the sum of its proper divisors (1).

20300232022121 is an equidigital number, since it uses as much as digits as its factorization.

20300232022121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20300232022121 its reverse (12122023200302), we get a palindrome (32422255222423).

The spelling of 20300232022121 in words is "twenty trillion, three hundred billion, two hundred thirty-two million, twenty-two thousand, one hundred twenty-one".