11021112125201 has 2 divisors, whose sum is σ = 11021112125202. Its totient is φ = 11021112125200.

The previous prime is 11021112125167. The next prime is 11021112125203. The reversal of 11021112125201 is 10252121112011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7912153251025 + 3108958874176 = 2812855^2 + 1763224^2 .

It is an emirp because it is prime and its reverse (10252121112011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11021112125201 - 2¹⁰ = 11021112124177 is a prime.

Together with 11021112125203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11021112125203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510556062600 + 5510556062601.

It is an arithmetic number, because the mean of its divisors is an integer number (5510556062601).

Almost surely, 2^{11021112125201} is an apocalyptic number.

It is an amenable number.

11021112125201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021112125201 is an equidigital number, since it uses as much as digits as its factorization.

11021112125201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 20.

Adding to 11021112125201 its reverse (10252121112011), we get a palindrome (21273233237212).

The spelling of 11021112125201 in words is "eleven trillion, twenty-one billion, one hundred twelve million, one hundred twenty-five thousand, two hundred one".