3123301213 has 2 divisors, whose sum is σ = 3123301214. Its totient is φ = 3123301212.

The previous prime is 3123301193. The next prime is 3123301229. The reversal of 3123301213 is 3121033213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1794115449 + 1329185764 = 42357^2 + 36458^2 .

It is a cyclic number.

It is not a de Polignac number, because 3123301213 - 2⁹ = 3123300701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3123301283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561650606 + 1561650607.

It is an arithmetic number, because the mean of its divisors is an integer number (1561650607).

Almost surely, 2^3123301213 is an apocalyptic number.

It is an amenable number.

3123301213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123301213 is an equidigital number, since it uses as much as digits as its factorization.

3123301213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3123301213 is about 55886.5029591224. The cubic root of 3123301213 is about 1461.7438993099.

Adding to 3123301213 its reverse (3121033213), we get a palindrome (6244334426).

The spelling of 3123301213 in words is "three billion, one hundred twenty-three million, three hundred one thousand, two hundred thirteen".