211210210313 has 2 divisors, whose sum is σ = 211210210314. Its totient is φ = 211210210312.

The previous prime is 211210210291. The next prime is 211210210339. The reversal of 211210210313 is 313012012112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205343109904 + 5867100409 = 453148^2 + 76597^2 .

It is a cyclic number.

It is not a de Polignac number, because 211210210313 - 2⁶ = 211210210249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211210210291 and 211210210300.

It is not a weakly prime, because it can be changed into another prime (211210210373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105605105156 + 105605105157.

It is an arithmetic number, because the mean of its divisors is an integer number (105605105157).

Almost surely, 2^211210210313 is an apocalyptic number.

It is an amenable number.

211210210313 is a deficient number, since it is larger than the sum of its proper divisors (1).

211210210313 is an equidigital number, since it uses as much as digits as its factorization.

211210210313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 211210210313 its reverse (313012012112), we get a palindrome (524222222425).

The spelling of 211210210313 in words is "two hundred eleven billion, two hundred ten million, two hundred ten thousand, three hundred thirteen".