23201121301 has 2 divisors, whose sum is σ = 23201121302. Its totient is φ = 23201121300.

The previous prime is 23201121271. The next prime is 23201121329. The reversal of 23201121301 is 10312110232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21140869201 + 2060252100 = 145399^2 + 45390^2 .

It is a cyclic number.

It is not a de Polignac number, because 23201121301 - 2¹³ = 23201113109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23201121101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600560650 + 11600560651.

It is an arithmetic number, because the mean of its divisors is an integer number (11600560651).

Almost surely, 2^23201121301 is an apocalyptic number.

It is an amenable number.

23201121301 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201121301 is an equidigital number, since it uses as much as digits as its factorization.

23201121301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23201121301 its reverse (10312110232), we get a palindrome (33513231533).

The spelling of 23201121301 in words is "twenty-three billion, two hundred one million, one hundred twenty-one thousand, three hundred one".