110122201021 has 4 divisors (see below), whose sum is σ = 125853944032. Its totient is φ = 94390458012.

The previous prime is 110122201003. The next prime is 110122201051. The reversal of 110122201021 is 120102221011.

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, and also an emirpimes, since its reverse is a distinct semiprime: 120102221011 = 168899 ⋅711089.

It is a cyclic number.

It is not a de Polignac number, because 110122201021 - 2⁷ = 110122200893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110122200992 and 110122201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110122201051) 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, 7865871495 + ... + 7865871508.

It is an arithmetic number, because the mean of its divisors is an integer number (31463486008).

Almost surely, 2^110122201021 is an apocalyptic number.

It is an amenable number.

110122201021 is a deficient number, since it is larger than the sum of its proper divisors (15731743011).

110122201021 is an equidigital number, since it uses as much as digits as its factorization.

110122201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15731743010.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110122201021 its reverse (120102221011), we get a palindrome (230224422032).

The spelling of 110122201021 in words is "one hundred ten billion, one hundred twenty-two million, two hundred one thousand, twenty-one".