110100221001 has 16 divisors (see below), whose sum is σ = 164150371200. Its totient is φ = 72932627664.

The previous prime is 110100220981. The next prime is 110100221003. The reversal of 110100221001 is 100122001011.

It is a happy number.

It is not a de Polignac number, because 110100221001 - 2⁵ = 110100220969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (110100221003) 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, 12982341 + ... + 12990818.

It is an arithmetic number, because the mean of its divisors is an integer number (10259398200).

Almost surely, 2^110100221001 is an apocalyptic number.

It is an amenable number.

110100221001 is a deficient number, since it is larger than the sum of its proper divisors (54050150199).

110100221001 is a wasteful number, since it uses less digits than its factorization.

110100221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25973325 (or 25973319 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 110100221001 its reverse (100122001011), we get a palindrome (210222222012).

The spelling of 110100221001 in words is "one hundred ten billion, one hundred million, two hundred twenty-one thousand, one".