203243233224245 has 16 divisors (see below), whose sum is σ = 243964899796608. Its totient is φ = 162545908418880.

The previous prime is 203243233224167. The next prime is 203243233224299. The reversal of 203243233224245 is 542422332342302.

It is a happy number.

It is not a de Polignac number, because 203243233224245 - 2²⁸ = 203242964788789 is a prime.

It is a Duffinian number.

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, 1477021787 + ... + 1477159383.

It is an arithmetic number, because the mean of its divisors is an integer number (15247806237288).

Almost surely, 2^{203243233224245} is an apocalyptic number.

It is an amenable number.

203243233224245 is a deficient number, since it is larger than the sum of its proper divisors (40721666572363).

203243233224245 is a wasteful number, since it uses less digits than its factorization.

203243233224245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223900.

The product of its (nonzero) digits is 1658880, while the sum is 41.

Adding to 203243233224245 its reverse (542422332342302), we get a palindrome (745665565566547).

The spelling of 203243233224245 in words is "two hundred three trillion, two hundred forty-three billion, two hundred thirty-three million, two hundred twenty-four thousand, two hundred forty-five".