210315103013 has 2 divisors, whose sum is σ = 210315103014. Its totient is φ = 210315103012.

The previous prime is 210315102971. The next prime is 210315103021. The reversal of 210315103013 is 310301513012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171792012484 + 38523090529 = 414478^2 + 196273^2 .

It is a cyclic number.

It is not a de Polignac number, because 210315103013 - 2¹⁰ = 210315101989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210315103093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105157551506 + 105157551507.

It is an arithmetic number, because the mean of its divisors is an integer number (105157551507).

Almost surely, 2^210315103013 is an apocalyptic number.

It is an amenable number.

210315103013 is a deficient number, since it is larger than the sum of its proper divisors (1).

210315103013 is an equidigital number, since it uses as much as digits as its factorization.

210315103013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 210315103013 its reverse (310301513012), we get a palindrome (520616616025).

The spelling of 210315103013 in words is "two hundred ten billion, three hundred fifteen million, one hundred three thousand, thirteen".