212310303013 has 2 divisors, whose sum is σ = 212310303014. Its totient is φ = 212310303012.

The previous prime is 212310303011. The next prime is 212310303053. The reversal of 212310303013 is 310303013212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155300622724 + 57009680289 = 394082^2 + 238767^2 .

It is a cyclic number.

It is not a de Polignac number, because 212310303013 - 2¹ = 212310303011 is a prime.

Together with 212310303011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212310303011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106155151506 + 106155151507.

It is an arithmetic number, because the mean of its divisors is an integer number (106155151507).

Almost surely, 2^212310303013 is an apocalyptic number.

It is an amenable number.

212310303013 is a deficient number, since it is larger than the sum of its proper divisors (1).

212310303013 is an equidigital number, since it uses as much as digits as its factorization.

212310303013 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.

Adding to 212310303013 its reverse (310303013212), we get a palindrome (522613316225).

The spelling of 212310303013 in words is "two hundred twelve billion, three hundred ten million, three hundred three thousand, thirteen".