11012111220001 has 2 divisors, whose sum is σ = 11012111220002. Its totient is φ = 11012111220000.

The previous prime is 11012111219971. The next prime is 11012111220031. The reversal of 11012111220001 is 10002211121011.

It is a happy number.

11012111220001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (11012111219971) and next prime (11012111220031).

It can be written as a sum of positive squares in only one way, i.e., 9358827008400 + 1653284211601 = 3059220^2 + 1285801^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012111220001 - 2¹¹ = 11012111217953 is a prime.

It is not a weakly prime, because it can be changed into another prime (11012111220031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506055610000 + 5506055610001.

It is an arithmetic number, because the mean of its divisors is an integer number (5506055610001).

Almost surely, 2^{11012111220001} is an apocalyptic number.

It is an amenable number.

11012111220001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012111220001 is an equidigital number, since it uses as much as digits as its factorization.

11012111220001 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 13.

Adding to 11012111220001 its reverse (10002211121011), we get a palindrome (21014322341012).

The spelling of 11012111220001 in words is "eleven trillion, twelve billion, one hundred eleven million, two hundred twenty thousand, one".