3021421343 has 2 divisors, whose sum is σ = 3021421344. Its totient is φ = 3021421342.

The previous prime is 3021421321. The next prime is 3021421357. The reversal of 3021421343 is 3431241203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3021421343 - 2⁶ = 3021421279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3021421303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1510710671 + 1510710672.

It is an arithmetic number, because the mean of its divisors is an integer number (1510710672).

Almost surely, 2^3021421343 is an apocalyptic number.

3021421343 is a deficient number, since it is larger than the sum of its proper divisors (1).

3021421343 is an equidigital number, since it uses as much as digits as its factorization.

3021421343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3021421343 is about 54967.4571269219. The cubic root of 3021421343 is about 1445.6742012557.

Adding to 3021421343 its reverse (3431241203), we get a palindrome (6452662546).

The spelling of 3021421343 in words is "three billion, twenty-one million, four hundred twenty-one thousand, three hundred forty-three".