3044420202421 has 4 divisors (see below), whose sum is σ = 3278606371852. Its totient is φ = 2810234032992.

The previous prime is 3044420202409. The next prime is 3044420202487. The reversal of 3044420202421 is 1242020244403.

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 174916332900 + 2869503869521 = 418230^2 + 1693961^2 .

It is a cyclic number.

It is not a de Polignac number, because 3044420202421 - 2¹¹ = 3044420200373 is a prime.

It is a super-2 number, since 2×3044420202421² (a number of 26 digits) contains 22 as substring.

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 3044420202421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3044420302421) 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, 117093084696 + ... + 117093084721.

It is an arithmetic number, because the mean of its divisors is an integer number (819651592963).

Almost surely, 2^{3044420202421} is an apocalyptic number.

It is an amenable number.

3044420202421 is a deficient number, since it is larger than the sum of its proper divisors (234186169431).

3044420202421 is a wasteful number, since it uses less digits than its factorization.

3044420202421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234186169430.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 3044420202421 its reverse (1242020244403), we get a palindrome (4286440446824).

The spelling of 3044420202421 in words is "three trillion, forty-four billion, four hundred twenty million, two hundred two thousand, four hundred twenty-one".