202653243213 has 8 divisors (see below), whose sum is σ = 271231718208. Its totient is φ = 134588465184.

The previous prime is 202653243151. The next prime is 202653243227. The reversal of 202653243213 is 312342356202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202653243213 - 2²⁵ = 202619688781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202653243113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128423320 + ... + 128424897.

It is an arithmetic number, because the mean of its divisors is an integer number (33903964776).

Almost surely, 2^202653243213 is an apocalyptic number.

It is an amenable number.

202653243213 is a deficient number, since it is larger than the sum of its proper divisors (68578474995).

202653243213 is a wasteful number, since it uses less digits than its factorization.

202653243213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256848483.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 202653243213 its reverse (312342356202), we get a palindrome (514995599415).

The spelling of 202653243213 in words is "two hundred two billion, six hundred fifty-three million, two hundred forty-three thousand, two hundred thirteen".