110201122021121 has 4 divisors (see below), whose sum is σ = 110281737327552. Its totient is φ = 110120506714692.

The previous prime is 110201122021093. The next prime is 110201122021153. The reversal of 110201122021121 is 121120221102011.

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 not a de Polignac number, because 110201122021121 - 2¹⁰ = 110201122020097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110201122021121.

It is not an unprimeable number, because it can be changed into a prime (110201122021171) 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, 40307651165 + ... + 40307653898.

It is an arithmetic number, because the mean of its divisors is an integer number (27570434331888).

Almost surely, 2^{110201122021121} is an apocalyptic number.

It is an amenable number.

110201122021121 is a deficient number, since it is larger than the sum of its proper divisors (80615306431).

110201122021121 is an equidigital number, since it uses as much as digits as its factorization.

110201122021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80615306430.

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

Adding to 110201122021121 its reverse (121120221102011), we get a palindrome (231321343123132).

The spelling of 110201122021121 in words is "one hundred ten trillion, two hundred one billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty-one".