110102201221 has 16 divisors (see below), whose sum is σ = 115183433088. Its totient is φ = 105045811200.

The previous prime is 110102201203. The next prime is 110102201227. The reversal of 110102201221 is 122102201011.

It is a cyclic number.

It is not a de Polignac number, because 110102201221 - 2²⁵ = 110068646789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102201227) 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, 20846101 + ... + 20851381.

It is an arithmetic number, because the mean of its divisors is an integer number (7198964568).

Almost surely, 2^110102201221 is an apocalyptic number.

It is an amenable number.

110102201221 is a deficient number, since it is larger than the sum of its proper divisors (5081231867).

110102201221 is a wasteful number, since it uses less digits than its factorization.

110102201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7452.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110102201221 its reverse (122102201011), we get a palindrome (232204402232).

The spelling of 110102201221 in words is "one hundred ten billion, one hundred two million, two hundred one thousand, two hundred twenty-one".