203042512153353 has 8 divisors (see below), whose sum is σ = 270723724575616. Its totient is φ = 135361487250000.

The previous prime is 203042512153339. The next prime is 203042512153357. The reversal of 203042512153353 is 353351215240302.

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

It is not a de Polignac number, because 203042512153353 - 2²¹ = 203042510056201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (203042512153357) 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 in 7 ways as a sum of consecutive naturals, for example, 44333473 + ... + 48698478.

It is an arithmetic number, because the mean of its divisors is an integer number (33840465571952).

Almost surely, 2^{203042512153353} is an apocalyptic number.

It is an amenable number.

203042512153353 is a deficient number, since it is larger than the sum of its proper divisors (67681212422263).

203042512153353 is an equidigital number, since it uses as much as digits as its factorization.

203042512153353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93759455.

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 203042512153353 its reverse (353351215240302), we get a palindrome (556393727393655).

The spelling of 203042512153353 in words is "two hundred three trillion, forty-two billion, five hundred twelve million, one hundred fifty-three thousand, three hundred fifty-three".