3220240000121 has 4 divisors (see below), whose sum is σ = 3220246169700. Its totient is φ = 3220233830544.

The previous prime is 3220240000063. The next prime is 3220240000169. The reversal of 3220240000121 is 1210000420223.

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 189817062400 + 3030422937721 = 435680^2 + 1740811^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3220240000121 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 3220240000121.

It is not an unprimeable number, because it can be changed into a prime (3220240009121) 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, 2221286 + ... + 3372623.

It is an arithmetic number, because the mean of its divisors is an integer number (805061542425).

Almost surely, 2^{3220240000121} is an apocalyptic number.

It is an amenable number.

3220240000121 is a deficient number, since it is larger than the sum of its proper divisors (6169579).

3220240000121 is an equidigital number, since it uses as much as digits as its factorization.

3220240000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169578.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 3220240000121 its reverse (1210000420223), we get a palindrome (4430240420344).

The spelling of 3220240000121 in words is "three trillion, two hundred twenty billion, two hundred forty million, one hundred twenty-one", and thus it is an aban number.