3001420421 has 2 divisors, whose sum is σ = 3001420422. Its totient is φ = 3001420420.

The previous prime is 3001420399. The next prime is 3001420451. The reversal of 3001420421 is 1240241003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2833432900 + 167987521 = 53230^2 + 12961^2 .

It is a cyclic number.

It is not a de Polignac number, because 3001420421 - 2¹⁴ = 3001404037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3001420421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3001420451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500710210 + 1500710211.

It is an arithmetic number, because the mean of its divisors is an integer number (1500710211).

Almost surely, 2^3001420421 is an apocalyptic number.

It is an amenable number.

3001420421 is a deficient number, since it is larger than the sum of its proper divisors (1).

3001420421 is an equidigital number, since it uses as much as digits as its factorization.

3001420421 is an evil number, because the sum of its binary digits is even.

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

The square root of 3001420421 is about 54785.2208264236. The cubic root of 3001420421 is about 1442.4771567899.

Adding to 3001420421 its reverse (1240241003), we get a palindrome (4241661424).

The spelling of 3001420421 in words is "three billion, one million, four hundred twenty thousand, four hundred twenty-one".