110201020212221 has 4 divisors (see below), whose sum is σ = 111528743347392. Its totient is φ = 108873297077052.

The previous prime is 110201020212187. The next prime is 110201020212259. The reversal of 110201020212221 is 122212020102011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110201020212221 - 2³⁴ = 110183840343037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110201020212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110201020217221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 663861567461 + ... + 663861567626.

It is an arithmetic number, because the mean of its divisors is an integer number (27882185836848).

Almost surely, 2^{110201020212221} is an apocalyptic number.

It is an amenable number.

110201020212221 is a deficient number, since it is larger than the sum of its proper divisors (1327723135171).

110201020212221 is an equidigital number, since it uses as much as digits as its factorization.

110201020212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327723135170.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110201020212221 its reverse (122212020102011), we get a palindrome (232413040314232).

The spelling of 110201020212221 in words is "one hundred ten trillion, two hundred one billion, twenty million, two hundred twelve thousand, two hundred twenty-one".