11110201102221 has 32 divisors (see below), whose sum is σ = 16119351053568. Its totient is φ = 6765815900160.

The previous prime is 11110201102213. The next prime is 11110201102229. The reversal of 11110201102221 is 12220110201111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11110201102213) and next prime (11110201102229).

It is not a de Polignac number, because 11110201102221 - 2³ = 11110201102213 is a prime.

It is a super-2 number, since 2×11110201102221² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11110201102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110201102229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35179800 + ... + 35494206.

It is an arithmetic number, because the mean of its divisors is an integer number (503729720424).

Almost surely, 2^{11110201102221} is an apocalyptic number.

It is an amenable number.

11110201102221 is a deficient number, since it is larger than the sum of its proper divisors (5009149951347).

11110201102221 is a wasteful number, since it uses less digits than its factorization.

11110201102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323861.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11110201102221 its reverse (12220110201111), we get a palindrome (23330311303332).

The spelling of 11110201102221 in words is "eleven trillion, one hundred ten billion, two hundred one million, one hundred two thousand, two hundred twenty-one".