202143340103 has 4 divisors (see below), whose sum is σ = 204702116640. Its totient is φ = 199584563568.

The previous prime is 202143340099. The next prime is 202143340151. The reversal of 202143340103 is 301043341202.

202143340103 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, and also an emirpimes, since its reverse is a distinct semiprime: 301043341202 = 2 ⋅150521670601.

It is a cyclic number.

It is not a de Polignac number, because 202143340103 - 2² = 202143340099 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 (202143540103) 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, 1279388150 + ... + 1279388307.

It is an arithmetic number, because the mean of its divisors is an integer number (51175529160).

Almost surely, 2^202143340103 is an apocalyptic number.

202143340103 is a deficient number, since it is larger than the sum of its proper divisors (2558776537).

202143340103 is an equidigital number, since it uses as much as digits as its factorization.

202143340103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2558776536.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 202143340103 its reverse (301043341202), we get a palindrome (503186681305).

The spelling of 202143340103 in words is "two hundred two billion, one hundred forty-three million, three hundred forty thousand, one hundred three".