3242244031021 has 4 divisors (see below), whose sum is σ = 3260985326172. Its totient is φ = 3223502735872.

The previous prime is 3242244031007. The next prime is 3242244031111. The reversal of 3242244031021 is 1201304422423.

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 2150666245225 + 1091577785796 = 1466515^2 + 1044786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3242244031021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3242244031321) 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, 9370647316 + ... + 9370647661.

It is an arithmetic number, because the mean of its divisors is an integer number (815246331543).

Almost surely, 2^{3242244031021} is an apocalyptic number.

It is an amenable number.

3242244031021 is a deficient number, since it is larger than the sum of its proper divisors (18741295151).

3242244031021 is a wasteful number, since it uses less digits than its factorization.

3242244031021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18741295150.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 3242244031021 its reverse (1201304422423), we get a palindrome (4443548453444).

The spelling of 3242244031021 in words is "three trillion, two hundred forty-two billion, two hundred forty-four million, thirty-one thousand, twenty-one".