203212253452 has 12 divisors (see below), whose sum is σ = 382976939296. Its totient is φ = 93790270800.

The previous prime is 203212253393. The next prime is 203212253513. The reversal of 203212253452 is 254352212302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1953963924 + ... + 1953964027.

Almost surely, 2^203212253452 is an apocalyptic number.

It is an amenable number.

203212253452 is a deficient number, since it is larger than the sum of its proper divisors (179764685844).

203212253452 is a wasteful number, since it uses less digits than its factorization.

203212253452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907927968 (or 3907927966 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 203212253452 its reverse (254352212302), we get a palindrome (457564465754).

The spelling of 203212253452 in words is "two hundred three billion, two hundred twelve million, two hundred fifty-three thousand, four hundred fifty-two".