121000012002211 has 2 divisors, whose sum is σ = 121000012002212. Its totient is φ = 121000012002210.

The previous prime is 121000012002151. The next prime is 121000012002277. The reversal of 121000012002211 is 112200210000121.

It is a weak prime.

It is an emirp because it is prime and its reverse (112200210000121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121000012002211 - 2²¹ = 121000009905059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121000012002191 and 121000012002200.

It is not a weakly prime, because it can be changed into another prime (121000012002811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500006001105 + 60500006001106.

It is an arithmetic number, because the mean of its divisors is an integer number (60500006001106).

Almost surely, 2^{121000012002211} is an apocalyptic number.

121000012002211 is a deficient number, since it is larger than the sum of its proper divisors (1).

121000012002211 is an equidigital number, since it uses as much as digits as its factorization.

121000012002211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121000012002211 its reverse (112200210000121), we get a palindrome (233200222002332).

The spelling of 121000012002211 in words is "one hundred twenty-one trillion, twelve million, two thousand, two hundred eleven".