11110212010221 has 16 divisors (see below), whose sum is σ = 14817648323520. Its totient is φ = 7404792151680.

The previous prime is 11110212010193. The next prime is 11110212010223. The reversal of 11110212010221 is 12201021201111.

It is a happy number.

It is not a de Polignac number, because 11110212010221 - 2¹¹ = 11110212008173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11110212010221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110212010223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188570115 + ... + 188629023.

It is an arithmetic number, because the mean of its divisors is an integer number (926103020220).

Almost surely, 2^{11110212010221} is an apocalyptic number.

It is an amenable number.

11110212010221 is a deficient number, since it is larger than the sum of its proper divisors (3707436313299).

11110212010221 is an equidigital number, since it uses as much as digits as its factorization.

11110212010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74956.

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

Adding to 11110212010221 its reverse (12201021201111), we get a palindrome (23311233211332).

The spelling of 11110212010221 in words is "eleven trillion, one hundred ten billion, two hundred twelve million, ten thousand, two hundred twenty-one".