2243131321201 has 2 divisors, whose sum is σ = 2243131321202. Its totient is φ = 2243131321200.

The previous prime is 2243131321157. The next prime is 2243131321307. The reversal of 2243131321201 is 1021231313422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2191359144976 + 51772176225 = 1480324^2 + 227535^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243131321201 - 2²⁹ = 2242594450289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243131321801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121565660600 + 1121565660601.

It is an arithmetic number, because the mean of its divisors is an integer number (1121565660601).

Almost surely, 2^{2243131321201} is an apocalyptic number.

It is an amenable number.

2243131321201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243131321201 is an equidigital number, since it uses as much as digits as its factorization.

2243131321201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 2243131321201 its reverse (1021231313422), we get a palindrome (3264362634623).

The spelling of 2243131321201 in words is "two trillion, two hundred forty-three billion, one hundred thirty-one million, three hundred twenty-one thousand, two hundred one".