11133412342321 has 2 divisors, whose sum is σ = 11133412342322. Its totient is φ = 11133412342320.

The previous prime is 11133412342271. The next prime is 11133412342363. The reversal of 11133412342321 is 12324321433111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9691167468096 + 1442244874225 = 3113064^2 + 1200935^2 .

It is an emirp because it is prime and its reverse (12324321433111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11133412342321 - 2³¹ = 11131264858673 is a prime.

It is not a weakly prime, because it can be changed into another prime (11133412342621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5566706171160 + 5566706171161.

It is an arithmetic number, because the mean of its divisors is an integer number (5566706171161).

Almost surely, 2^{11133412342321} is an apocalyptic number.

It is an amenable number.

11133412342321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11133412342321 is an equidigital number, since it uses as much as digits as its factorization.

11133412342321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

Adding to 11133412342321 its reverse (12324321433111), we get a palindrome (23457733775432).

The spelling of 11133412342321 in words is "eleven trillion, one hundred thirty-three billion, four hundred twelve million, three hundred forty-two thousand, three hundred twenty-one".