11122001200001 has 2 divisors, whose sum is σ = 11122001200002. Its totient is φ = 11122001200000.

The previous prime is 11122001199997. The next prime is 11122001200033. The reversal of 11122001200001 is 10000210022111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10270736630401 + 851264569600 = 3204799^2 + 922640^2 .

It is a cyclic number.

It is not a de Polignac number, because 11122001200001 - 2² = 11122001199997 is a prime.

It is not a weakly prime, because it can be changed into another prime (11122001200901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561000600000 + 5561000600001.

It is an arithmetic number, because the mean of its divisors is an integer number (5561000600001).

Almost surely, 2^{11122001200001} is an apocalyptic number.

It is an amenable number.

11122001200001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122001200001 is an equidigital number, since it uses as much as digits as its factorization.

11122001200001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11122001200001 its reverse (10000210022111), we get a palindrome (21122211222112).

The spelling of 11122001200001 in words is "eleven trillion, one hundred twenty-two billion, one million, two hundred thousand, one".