213001303337 has 2 divisors, whose sum is σ = 213001303338. Its totient is φ = 213001303336.

The previous prime is 213001303253. The next prime is 213001303351. The reversal of 213001303337 is 733303100312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149632806976 + 63368496361 = 386824^2 + 251731^2 .

It is a cyclic number.

It is not a de Polignac number, because 213001303337 - 2²⁸ = 212732867881 is a prime.

It is not a weakly prime, because it can be changed into another prime (213001303387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106500651668 + 106500651669.

It is an arithmetic number, because the mean of its divisors is an integer number (106500651669).

Almost surely, 2^213001303337 is an apocalyptic number.

It is an amenable number.

213001303337 is a deficient number, since it is larger than the sum of its proper divisors (1).

213001303337 is an equidigital number, since it uses as much as digits as its factorization.

213001303337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3402, while the sum is 26.

Adding to 213001303337 its reverse (733303100312), we get a palindrome (946304403649).

The spelling of 213001303337 in words is "two hundred thirteen billion, one million, three hundred three thousand, three hundred thirty-seven".