3122110021001 has 4 divisors (see below), whose sum is σ = 3128941772052. Its totient is φ = 3115278269952.

The previous prime is 3122110020949. The next prime is 3122110021039. The reversal of 3122110021001 is 1001200112213.

3122110021001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2579749945600 + 542360075401 = 1606160^2 + 736451^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122110021001 - 2⁶ = 3122110020937 is a prime.

It is a super-2 number, since 2×3122110021001² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3122110021081) 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, 3415874840 + ... + 3415875753.

It is an arithmetic number, because the mean of its divisors is an integer number (782235443013).

Almost surely, 2^{3122110021001} is an apocalyptic number.

It is an amenable number.

3122110021001 is a deficient number, since it is larger than the sum of its proper divisors (6831751051).

3122110021001 is an equidigital number, since it uses as much as digits as its factorization.

3122110021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6831751050.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 3122110021001 its reverse (1001200112213), we get a palindrome (4123310133214).

The spelling of 3122110021001 in words is "three trillion, one hundred twenty-two billion, one hundred ten million, twenty-one thousand, one".