210010012121213 has 2 divisors, whose sum is σ = 210010012121214. Its totient is φ = 210010012121212.

The previous prime is 210010012121201. The next prime is 210010012121279. The reversal of 210010012121213 is 312121210010012.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209831825138329 + 178186982884 = 14485573^2 + 422122^2 .

It is a cyclic number.

It is not a de Polignac number, because 210010012121213 - 2⁴ = 210010012121197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210010012121191 and 210010012121200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210010012721213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005006060606 + 105005006060607.

It is an arithmetic number, because the mean of its divisors is an integer number (105005006060607).

Almost surely, 2^{210010012121213} is an apocalyptic number.

It is an amenable number.

210010012121213 is a deficient number, since it is larger than the sum of its proper divisors (1).

210010012121213 is an equidigital number, since it uses as much as digits as its factorization.

210010012121213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 210010012121213 its reverse (312121210010012), we get a palindrome (522131222131225).

The spelling of 210010012121213 in words is "two hundred ten trillion, ten billion, twelve million, one hundred twenty-one thousand, two hundred thirteen".