110531221101 has 12 divisors (see below), whose sum is σ = 182464238112. Its totient is φ = 63160697736.

The previous prime is 110531221069. The next prime is 110531221103. The reversal of 110531221101 is 101122135011.

110531221101 is a `hidden beast` number, since 1 + 1 + 0 + 531 + 22 + 110 + 1 = 666.

It is not a de Polignac number, because 110531221101 - 2⁵ = 110531221069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110531221103) 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, 877231851 + ... + 877231976.

It is an arithmetic number, because the mean of its divisors is an integer number (15205353176).

Almost surely, 2^110531221101 is an apocalyptic number.

It is an amenable number.

110531221101 is a deficient number, since it is larger than the sum of its proper divisors (71933017011).

110531221101 is a wasteful number, since it uses less digits than its factorization.

110531221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754463840 (or 1754463837 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 110531221101 its reverse (101122135011), we get a palindrome (211653356112).

The spelling of 110531221101 in words is "one hundred ten billion, five hundred thirty-one million, two hundred twenty-one thousand, one hundred one".