110130020221 has 16 divisors (see below), whose sum is σ = 122191426224. Its totient is φ = 98598795264.

The previous prime is 110130020197. The next prime is 110130020249. The reversal of 110130020221 is 122020031011.

It can be written as a sum of positive squares in 8 ways, for example, as 1107225625 + 109022794596 = 33275^2 + 330186^2 .

It is a cyclic number.

It is not a de Polignac number, because 110130020221 - 2¹⁵ = 110129987453 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110130020261) 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, 208660 + ... + 513613.

It is an arithmetic number, because the mean of its divisors is an integer number (7636964139).

Almost surely, 2^110130020221 is an apocalyptic number.

It is an amenable number.

110130020221 is a deficient number, since it is larger than the sum of its proper divisors (12061406003).

110130020221 is a wasteful number, since it uses less digits than its factorization.

110130020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722640.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 110130020221 its reverse (122020031011), we get a palindrome (232150051232).

The spelling of 110130020221 in words is "one hundred ten billion, one hundred thirty million, twenty thousand, two hundred twenty-one".