11101111010201 has 2 divisors, whose sum is σ = 11101111010202. Its totient is φ = 11101111010200.

The previous prime is 11101111010173. The next prime is 11101111010257. The reversal of 11101111010201 is 10201011110111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9990877897225 + 1110233112976 = 3160835^2 + 1053676^2 .

It is an emirp because it is prime and its reverse (10201011110111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101111010201 is a prime.

It is a super-3 number, since 3×11101111010201³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11101111010261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550555505100 + 5550555505101.

It is an arithmetic number, because the mean of its divisors is an integer number (5550555505101).

Almost surely, 2^{11101111010201} is an apocalyptic number.

It is an amenable number.

11101111010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101111010201 is an equidigital number, since it uses as much as digits as its factorization.

11101111010201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11101111010201 its reverse (10201011110111), we get a palindrome (21302122120312).

The spelling of 11101111010201 in words is "eleven trillion, one hundred one billion, one hundred eleven million, ten thousand, two hundred one".