213051011316203 has 2 divisors, whose sum is σ = 213051011316204. Its totient is φ = 213051011316202.

The previous prime is 213051011316193. The next prime is 213051011316391. The reversal of 213051011316203 is 302613110150312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213051011316203 - 2⁴² = 208652964805099 is a prime.

It is not a weakly prime, because it can be changed into another prime (213051011216203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106525505658101 + 106525505658102.

It is an arithmetic number, because the mean of its divisors is an integer number (106525505658102).

Almost surely, 2^{213051011316203} is an apocalyptic number.

213051011316203 is a deficient number, since it is larger than the sum of its proper divisors (1).

213051011316203 is an equidigital number, since it uses as much as digits as its factorization.

213051011316203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

Adding to 213051011316203 its reverse (302613110150312), we get a palindrome (515664121466515).

The spelling of 213051011316203 in words is "two hundred thirteen trillion, fifty-one billion, eleven million, three hundred sixteen thousand, two hundred three".