203353331052 has 24 divisors (see below), whose sum is σ = 482533329600. Its totient is φ = 66635554576.

The previous prime is 203353331011. The next prime is 203353331053. The reversal of 203353331052 is 250133353302.

203353331052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (203353331053) 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, 143610402 + ... + 143611817.

It is an arithmetic number, because the mean of its divisors is an integer number (20105555400).

Almost surely, 2^203353331052 is an apocalyptic number.

It is an amenable number.

203353331052 is an abundant number, since it is smaller than the sum of its proper divisors (279179998548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203353331052 is a wasteful number, since it uses less digits than its factorization.

203353331052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287222285 (or 287222283 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 30.

Adding to 203353331052 its reverse (250133353302), we get a palindrome (453486684354).

The spelling of 203353331052 in words is "two hundred three billion, three hundred fifty-three million, three hundred thirty-one thousand, fifty-two".