213202602647 has 12 divisors (see below), whose sum is σ = 225404574336. Its totient is φ = 201631161600.

The previous prime is 213202602637. The next prime is 213202602719. The reversal of 213202602647 is 746206202312.

It is not a de Polignac number, because 213202602647 - 2²² = 213198408343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213202602637) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303479 + ... + 720072.

It is an arithmetic number, because the mean of its divisors is an integer number (18783714528).

Almost surely, 2^213202602647 is an apocalyptic number.

213202602647 is a deficient number, since it is larger than the sum of its proper divisors (12201971689).

213202602647 is a wasteful number, since it uses less digits than its factorization.

213202602647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024166 (or 1024147 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

Adding to 213202602647 its reverse (746206202312), we get a palindrome (959408804959).

The spelling of 213202602647 in words is "two hundred thirteen billion, two hundred two million, six hundred two thousand, six hundred forty-seven".