203030053252 has 24 divisors (see below), whose sum is σ = 384636897792. Its totient is φ = 93215565600.

The previous prime is 203030053241. The next prime is 203030053313. The reversal of 203030053252 is 252350030302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10211074 + ... + 10230937.

It is an arithmetic number, because the mean of its divisors is an integer number (16026537408).

Almost surely, 2^203030053252 is an apocalyptic number.

It is an amenable number.

203030053252 is a deficient number, since it is larger than the sum of its proper divisors (181606844540).

203030053252 is a wasteful number, since it uses less digits than its factorization.

203030053252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20442219 (or 20442217 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

Adding to 203030053252 its reverse (252350030302), we get a palindrome (455380083554).

The spelling of 203030053252 in words is "two hundred three billion, thirty million, fifty-three thousand, two hundred fifty-two".