203143233234244 has 12 divisors (see below), whose sum is σ = 356207418915264. Its totient is φ = 101369684972744.

The previous prime is 203143233234203. The next prime is 203143233234289. The reversal of 203143233234244 is 442432332341302.

It is a junction number, because it is equal to n+sod(n) for n = 203143233234197 and 203143233234206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50482908832 + ... + 50482912855.

It is an arithmetic number, because the mean of its divisors is an integer number (29683951576272).

Almost surely, 2^{203143233234244} is an apocalyptic number.

It is an amenable number.

203143233234244 is a deficient number, since it is larger than the sum of its proper divisors (153064185681020).

203143233234244 is a wasteful number, since it uses less digits than its factorization.

203143233234244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100965822194 (or 100965822192 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 203143233234244 its reverse (442432332341302), we get a palindrome (645575565575546).

The spelling of 203143233234244 in words is "two hundred three trillion, one hundred forty-three billion, two hundred thirty-three million, two hundred thirty-four thousand, two hundred forty-four".