110001220001 has 16 divisors (see below), whose sum is σ = 114991500096. Its totient is φ = 105132396096.

The previous prime is 110001219989. The next prime is 110001220003. The reversal of 110001220001 is 100022100011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110001220001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110001220003) 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, 785366 + ... + 914768.

It is an arithmetic number, because the mean of its divisors is an integer number (7186968756).

Almost surely, 2^110001220001 is an apocalyptic number.

It is an amenable number.

110001220001 is a deficient number, since it is larger than the sum of its proper divisors (4990280095).

110001220001 is a wasteful number, since it uses less digits than its factorization.

110001220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129872.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 110001220001 its reverse (100022100011), we get a palindrome (210023320012).

The spelling of 110001220001 in words is "one hundred ten billion, one million, two hundred twenty thousand, one".