213202202513 has 2 divisors, whose sum is σ = 213202202514. Its totient is φ = 213202202512.

The previous prime is 213202202489. The next prime is 213202202519. The reversal of 213202202513 is 315202202312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196490952529 + 16711249984 = 443273^2 + 129272^2 .

It is a cyclic number.

It is not a de Polignac number, because 213202202513 - 2⁶ = 213202202449 is a prime.

It is not a weakly prime, because it can be changed into another prime (213202202519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106601101256 + 106601101257.

It is an arithmetic number, because the mean of its divisors is an integer number (106601101257).

Almost surely, 2^213202202513 is an apocalyptic number.

It is an amenable number.

213202202513 is a deficient number, since it is larger than the sum of its proper divisors (1).

213202202513 is an equidigital number, since it uses as much as digits as its factorization.

213202202513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 213202202513 its reverse (315202202312), we get a palindrome (528404404825).

The spelling of 213202202513 in words is "two hundred thirteen billion, two hundred two million, two hundred two thousand, five hundred thirteen".