110220020201221 has 16 divisors (see below), whose sum is σ = 127311121100800. Its totient is φ = 93467030841648.

The previous prime is 110220020201201. The next prime is 110220020201273. The reversal of 110220020201221 is 122102020022011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110220020201221 - 2¹³ = 110220020193029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110220020201195 and 110220020201204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110220020201201) 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 15 ways as a sum of consecutive naturals, for example, 72817311 + ... + 74315548.

It is an arithmetic number, because the mean of its divisors is an integer number (7956945068800).

Almost surely, 2^{110220020201221} is an apocalyptic number.

It is an amenable number.

110220020201221 is a deficient number, since it is larger than the sum of its proper divisors (17091100899579).

110220020201221 is a wasteful number, since it uses less digits than its factorization.

110220020201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147134008.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 110220020201221 its reverse (122102020022011), we get a palindrome (232322040223232).

The spelling of 110220020201221 in words is "one hundred ten trillion, two hundred twenty billion, twenty million, two hundred one thousand, two hundred twenty-one".