12211120200137 has 2 divisors, whose sum is σ = 12211120200138. Its totient is φ = 12211120200136.

The previous prime is 12211120200079. The next prime is 12211120200193. The reversal of 12211120200137 is 73100202111221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8421307998601 + 3789812201536 = 2901949^2 + 1946744^2 .

It is a cyclic number.

It is not a de Polignac number, because 12211120200137 - 2⁸ = 12211120199881 is a prime.

It is a super-2 number, since 2×12211120200137² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12211120200637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105560100068 + 6105560100069.

It is an arithmetic number, because the mean of its divisors is an integer number (6105560100069).

Almost surely, 2^{12211120200137} is an apocalyptic number.

It is an amenable number.

12211120200137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211120200137 is an equidigital number, since it uses as much as digits as its factorization.

12211120200137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 12211120200137 its reverse (73100202111221), we get a palindrome (85311322311358).

The spelling of 12211120200137 in words is "twelve trillion, two hundred eleven billion, one hundred twenty million, two hundred thousand, one hundred thirty-seven".