110122021001 has 6 divisors (see below), whose sum is σ = 114050274702. Its totient is φ = 106324709120.

The previous prime is 110122020961. The next prime is 110122021027. The reversal of 110122021001 is 100120221011.

It can be written as a sum of positive squares in 3 ways, for example, as 14628660601 + 95493360400 = 120949^2 + 309020^2 .

It is not a de Polignac number, because 110122021001 - 2³⁰ = 109048279177 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 (110122021081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65470040 + ... + 65471721.

It is an arithmetic number, because the mean of its divisors is an integer number (19008379117).

Almost surely, 2^110122021001 is an apocalyptic number.

It is an amenable number.

110122021001 is a deficient number, since it is larger than the sum of its proper divisors (3928253701).

110122021001 is an equidigital number, since it uses as much as digits as its factorization.

110122021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130941819 (or 130941790 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 110122021001 its reverse (100120221011), we get a palindrome (210242242012).

The spelling of 110122021001 in words is "one hundred ten billion, one hundred twenty-two million, twenty-one thousand, one".