10003121210011 has 2 divisors, whose sum is σ = 10003121210012. Its totient is φ = 10003121210010.

The previous prime is 10003121209987. The next prime is 10003121210057. The reversal of 10003121210011 is 11001212130001.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (11001212130001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10003121210011 - 2²¹ = 10003119112859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10003121209973 and 10003121210000.

It is not a weakly prime, because it can be changed into another prime (10003121210711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001560605005 + 5001560605006.

It is an arithmetic number, because the mean of its divisors is an integer number (5001560605006).

Almost surely, 2^{10003121210011} is an apocalyptic number.

10003121210011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10003121210011 is an equidigital number, since it uses as much as digits as its factorization.

10003121210011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10003121210011 its reverse (11001212130001), we get a palindrome (21004333340012).

The spelling of 10003121210011 in words is "ten trillion, three billion, one hundred twenty-one million, two hundred ten thousand, eleven".