11101120201 has 2 divisors, whose sum is σ = 11101120202. Its totient is φ = 11101120200.

The previous prime is 11101120193. The next prime is 11101120229. The reversal of 11101120201 is 10202110111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9980209801 + 1120910400 = 99901^2 + 33480^2 .

It is an emirp because it is prime and its reverse (10202110111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11101120201 - 2³ = 11101120193 is a prime.

It is not a weakly prime, because it can be changed into another prime (11101120231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550560100 + 5550560101.

It is an arithmetic number, because the mean of its divisors is an integer number (5550560101).

Almost surely, 2^11101120201 is an apocalyptic number.

It is an amenable number.

11101120201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101120201 is an equidigital number, since it uses as much as digits as its factorization.

11101120201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11101120201 its reverse (10202110111), we get a palindrome (21303230312).

The spelling of 11101120201 in words is "eleven billion, one hundred one million, one hundred twenty thousand, two hundred one".