203114421243 has 24 divisors (see below), whose sum is σ = 308958837200. Its totient is φ = 128228837184.

The previous prime is 203114421241. The next prime is 203114421247. The reversal of 203114421243 is 342124411302.

203114421243 is a `hidden beast` number, since 203 + 1 + 1 + 442 + 12 + 4 + 3 = 666.

It is not a de Polignac number, because 203114421243 - 2¹ = 203114421241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203114421241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159921 + ... + 657117.

Almost surely, 2^203114421243 is an apocalyptic number.

203114421243 is a deficient number, since it is larger than the sum of its proper divisors (105844415957).

203114421243 is a wasteful number, since it uses less digits than its factorization.

203114421243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499611 (or 499608 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 203114421243 its reverse (342124411302), we get a palindrome (545238832545).

The spelling of 203114421243 in words is "two hundred three billion, one hundred fourteen million, four hundred twenty-one thousand, two hundred forty-three".