110221220133 has 12 divisors (see below), whose sum is σ = 159222087180. Its totient is φ = 73474509696.

The previous prime is 110221220129. The next prime is 110221220159. The reversal of 110221220133 is 331022122011.

It can be written as a sum of positive squares in 2 ways, for example, as 16605415044 + 93615805089 = 128862^2 + 305967^2 .

It is not a de Polignac number, because 110221220133 - 2² = 110221220129 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110221220113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 413316 + ... + 625517.

It is an arithmetic number, because the mean of its divisors is an integer number (13268507265).

Almost surely, 2^110221220133 is an apocalyptic number.

It is an amenable number.

110221220133 is a deficient number, since it is larger than the sum of its proper divisors (49000867047).

110221220133 is a wasteful number, since it uses less digits than its factorization.

110221220133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050628 (or 1050625 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 110221220133 its reverse (331022122011), we get a palindrome (441243342144).

The spelling of 110221220133 in words is "one hundred ten billion, two hundred twenty-one million, two hundred twenty thousand, one hundred thirty-three".