203133652055 has 16 divisors (see below), whose sum is σ = 256709867520. Its totient is φ = 153881931168.

The previous prime is 203133652021. The next prime is 203133652081. The reversal of 203133652055 is 550256331302.

It is a cyclic number.

It is not a de Polignac number, because 203133652055 - 2²⁶ = 203066543191 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295307 + ... + 702476.

It is an arithmetic number, because the mean of its divisors is an integer number (16044366720).

Almost surely, 2^203133652055 is an apocalyptic number.

203133652055 is a deficient number, since it is larger than the sum of its proper divisors (53576215465).

203133652055 is a wasteful number, since it uses less digits than its factorization.

203133652055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999950.

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 203133652055 its reverse (550256331302), we get a palindrome (753389983357).

The spelling of 203133652055 in words is "two hundred three billion, one hundred thirty-three million, six hundred fifty-two thousand, fifty-five".