3034123021 has 2 divisors, whose sum is σ = 3034123022. Its totient is φ = 3034123020.

The previous prime is 3034123009. The next prime is 3034123031. The reversal of 3034123021 is 1203214303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2429504100 + 604618921 = 49290^2 + 24589^2 .

It is a cyclic number.

It is not a de Polignac number, because 3034123021 - 2⁵ = 3034122989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3034123021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3034123031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1517061510 + 1517061511.

It is an arithmetic number, because the mean of its divisors is an integer number (1517061511).

Almost surely, 2^3034123021 is an apocalyptic number.

It is an amenable number.

3034123021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3034123021 is an equidigital number, since it uses as much as digits as its factorization.

3034123021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3034123021 is about 55082.8741170974. The cubic root of 3034123021 is about 1447.6971803816.

Adding to 3034123021 its reverse (1203214303), we get a palindrome (4237337324).

The spelling of 3034123021 in words is "three billion, thirty-four million, one hundred twenty-three thousand, twenty-one".