110121221122001 has 4 divisors (see below), whose sum is σ = 110121456078192. Its totient is φ = 110120986165812.

The previous prime is 110121221121971. The next prime is 110121221122007. The reversal of 110121221122001 is 100221122121011.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110121221122001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110121221122007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116773655 + ... + 117712908.

It is an arithmetic number, because the mean of its divisors is an integer number (27530364019548).

Almost surely, 2^{110121221122001} is an apocalyptic number.

It is an amenable number.

110121221122001 is a deficient number, since it is larger than the sum of its proper divisors (234956191).

110121221122001 is an equidigital number, since it uses as much as digits as its factorization.

110121221122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234956190.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 110121221122001 its reverse (100221122121011), we get a palindrome (210342343243012).

It can be divided in two parts, 110121 and 221122001, that added together give a palindrome (221232122).

The spelling of 110121221122001 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred twenty-two thousand, one".