12201320231101 has 2 divisors, whose sum is σ = 12201320231102. Its totient is φ = 12201320231100.

The previous prime is 12201320231099. The next prime is 12201320231131. The reversal of 12201320231101 is 10113202310221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7069079183076 + 5132241048025 = 2658774^2 + 2265445^2 .

It is a cyclic number.

It is not a de Polignac number, because 12201320231101 - 2¹ = 12201320231099 is a prime.

Together with 12201320231099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201320231131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100660115550 + 6100660115551.

It is an arithmetic number, because the mean of its divisors is an integer number (6100660115551).

Almost surely, 2^{12201320231101} is an apocalyptic number.

It is an amenable number.

12201320231101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201320231101 is an equidigital number, since it uses as much as digits as its factorization.

12201320231101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12201320231101 its reverse (10113202310221), we get a palindrome (22314522541322).

The spelling of 12201320231101 in words is "twelve trillion, two hundred one billion, three hundred twenty million, two hundred thirty-one thousand, one hundred one".