203231244343 has 4 divisors (see below), whose sum is σ = 215186023440. Its totient is φ = 191276465248.

The previous prime is 203231244341. The next prime is 203231244373. The reversal of 203231244343 is 343442132302.

It is a happy number.

203231244343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 203231244343 - 2¹ = 203231244341 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 (203231244341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5977389523 + ... + 5977389556.

It is an arithmetic number, because the mean of its divisors is an integer number (53796505860).

Almost surely, 2^203231244343 is an apocalyptic number.

203231244343 is a deficient number, since it is larger than the sum of its proper divisors (11954779097).

203231244343 is a wasteful number, since it uses less digits than its factorization.

203231244343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11954779096.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 203231244343 its reverse (343442132302), we get a palindrome (546673376645).

The spelling of 203231244343 in words is "two hundred three billion, two hundred thirty-one million, two hundred forty-four thousand, three hundred forty-three".