23201122321211 has 2 divisors, whose sum is σ = 23201122321212. Its totient is φ = 23201122321210.

The previous prime is 23201122321171. The next prime is 23201122321241. The reversal of 23201122321211 is 11212322110232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23201122321211 - 2¹⁸ = 23201122059067 is a prime.

It is not a weakly prime, because it can be changed into another prime (23201122321241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600561160605 + 11600561160606.

It is an arithmetic number, because the mean of its divisors is an integer number (11600561160606).

Almost surely, 2^{23201122321211} is an apocalyptic number.

23201122321211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23201122321211 is an equidigital number, since it uses as much as digits as its factorization.

23201122321211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 23201122321211 its reverse (11212322110232), we get a palindrome (34413444431443).

The spelling of 23201122321211 in words is "twenty-three trillion, two hundred one billion, one hundred twenty-two million, three hundred twenty-one thousand, two hundred eleven".