110002220211221 has 24 divisors (see below), whose sum is σ = 122960242206720. Its totient is φ = 98262614548800.

The previous prime is 110002220211193. The next prime is 110002220211241. The reversal of 110002220211221 is 122112022200011.

It is a de Polignac number, because none of the positive numbers 2^k-110002220211221 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 110002220211221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110002220211241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 235306691 + ... + 235773711.

It is an arithmetic number, because the mean of its divisors is an integer number (5123343425280).

Almost surely, 2^{110002220211221} is an apocalyptic number.

It is an amenable number.

110002220211221 is a deficient number, since it is larger than the sum of its proper divisors (12958021995499).

110002220211221 is a wasteful number, since it uses less digits than its factorization.

110002220211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512037 (or 512024 counting only the distinct ones).

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

Adding to 110002220211221 its reverse (122112022200011), we get a palindrome (232114242411232).

The spelling of 110002220211221 in words is "one hundred ten trillion, two billion, two hundred twenty million, two hundred eleven thousand, two hundred twenty-one".