3121342423253 has 2 divisors, whose sum is σ = 3121342423254. Its totient is φ = 3121342423252.

The previous prime is 3121342423163. The next prime is 3121342423267. The reversal of 3121342423253 is 3523242431213.

3121342423253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1701829829764 + 1419512593489 = 1304542^2 + 1191433^2 .

It is a cyclic number.

It is not a de Polignac number, because 3121342423253 - 2⁸ = 3121342422997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3121342423453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560671211626 + 1560671211627.

It is an arithmetic number, because the mean of its divisors is an integer number (1560671211627).

Almost surely, 2^{3121342423253} is an apocalyptic number.

It is an amenable number.

3121342423253 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121342423253 is an equidigital number, since it uses as much as digits as its factorization.

3121342423253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 35.

Adding to 3121342423253 its reverse (3523242431213), we get a palindrome (6644584854466).

The spelling of 3121342423253 in words is "three trillion, one hundred twenty-one billion, three hundred forty-two million, four hundred twenty-three thousand, two hundred fifty-three".