3353442001421 has 2 divisors, whose sum is σ = 3353442001422. Its totient is φ = 3353442001420.

The previous prime is 3353442001411. The next prime is 3353442001439. The reversal of 3353442001421 is 1241002443533.

3353442001421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3353421625225 + 20376196 = 1831235^2 + 4514^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3353442001421 is a prime.

It is a super-2 number, since 2×3353442001421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3353442001411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1676721000710 + 1676721000711.

It is an arithmetic number, because the mean of its divisors is an integer number (1676721000711).

Almost surely, 2^{3353442001421} is an apocalyptic number.

It is an amenable number.

3353442001421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3353442001421 is an equidigital number, since it uses as much as digits as its factorization.

3353442001421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 3353442001421 its reverse (1241002443533), we get a palindrome (4594444444954).

The spelling of 3353442001421 in words is "three trillion, three hundred fifty-three billion, four hundred forty-two million, one thousand, four hundred twenty-one".