202430133103 has 4 divisors (see below), whose sum is σ = 220832872488. Its totient is φ = 184027393720.

The previous prime is 202430133001. The next prime is 202430133119. The reversal of 202430133103 is 301331034202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202430133103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202430137103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9201369676 + ... + 9201369697.

It is an arithmetic number, because the mean of its divisors is an integer number (55208218122).

Almost surely, 2^202430133103 is an apocalyptic number.

202430133103 is a deficient number, since it is larger than the sum of its proper divisors (18402739385).

202430133103 is a wasteful number, since it uses less digits than its factorization.

202430133103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18402739384.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 202430133103 its reverse (301331034202), we get a palindrome (503761167305).

It can be divided in two parts, 202430 and 133103, that added together give a palindrome (335533).

The spelling of 202430133103 in words is "two hundred two billion, four hundred thirty million, one hundred thirty-three thousand, one hundred three".