203314030143143 has 4 divisors (see below), whose sum is σ = 206099153843808. Its totient is φ = 200528906442480.

The previous prime is 203314030143073. The next prime is 203314030143163. The reversal of 203314030143143 is 341341030413302.

It is a happy number.

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-203314030143143 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 (203314030143163) 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, 1392561850223 + ... + 1392561850368.

It is an arithmetic number, because the mean of its divisors is an integer number (51524788460952).

Almost surely, 2^{203314030143143} is an apocalyptic number.

203314030143143 is a deficient number, since it is larger than the sum of its proper divisors (2785123700665).

203314030143143 is an equidigital number, since it uses as much as digits as its factorization.

203314030143143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785123700664.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 203314030143143 its reverse (341341030413302), we get a palindrome (544655060556445).

The spelling of 203314030143143 in words is "two hundred three trillion, three hundred fourteen billion, thirty million, one hundred forty-three thousand, one hundred forty-three".