110012210001 has 24 divisors (see below), whose sum is σ = 163242645800. Its totient is φ = 71341191936.

The previous prime is 110012209963. The next prime is 110012210003. The reversal of 110012210001 is 100012210011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 41079182400 + 68933027601 = 202680^2 + 262551^2 .

It is not a de Polignac number, because 110012210001 - 2¹¹ = 110012207953 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 (110012210003) 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, 1343175 + ... + 1422723.

Almost surely, 2^110012210001 is an apocalyptic number.

It is an amenable number.

110012210001 is a deficient number, since it is larger than the sum of its proper divisors (53230435799).

110012210001 is a wasteful number, since it uses less digits than its factorization.

110012210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83745 (or 83742 counting only the distinct ones).

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

Adding to 110012210001 its reverse (100012210011), we get a palindrome (210024420012).

The spelling of 110012210001 in words is "one hundred ten billion, twelve million, two hundred ten thousand, one".