110011001220201 has 4 divisors (see below), whose sum is σ = 146681334960272. Its totient is φ = 73340667480132.

The previous prime is 110011001220199. The next prime is 110011001220209. The reversal of 110011001220201 is 102022100110011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 110011001220201 - 2¹ = 110011001220199 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110011001220209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18335166870031 + ... + 18335166870036.

It is an arithmetic number, because the mean of its divisors is an integer number (36670333740068).

Almost surely, 2^{110011001220201} is an apocalyptic number.

It is an amenable number.

110011001220201 is a deficient number, since it is larger than the sum of its proper divisors (36670333740071).

110011001220201 is an equidigital number, since it uses as much as digits as its factorization.

110011001220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36670333740070.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110011001220201 its reverse (102022100110011), we get a palindrome (212033101330212).

The spelling of 110011001220201 in words is "one hundred ten trillion, eleven billion, one million, two hundred twenty thousand, two hundred one".