213000317147 has 2 divisors, whose sum is σ = 213000317148. Its totient is φ = 213000317146.

The previous prime is 213000317143. The next prime is 213000317161. The reversal of 213000317147 is 741713000312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213000317147 - 2² = 213000317143 is a prime.

It is not a weakly prime, because it can be changed into another prime (213000317143) 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, 106500158573 + 106500158574.

It is an arithmetic number, because the mean of its divisors is an integer number (106500158574).

Almost surely, 2^213000317147 is an apocalyptic number.

213000317147 is a deficient number, since it is larger than the sum of its proper divisors (1).

213000317147 is an equidigital number, since it uses as much as digits as its factorization.

213000317147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 29.

Adding to 213000317147 its reverse (741713000312), we get a palindrome (954713317459).

The spelling of 213000317147 in words is "two hundred thirteen billion, three hundred seventeen thousand, one hundred forty-seven".