202043310523 has 8 divisors (see below), whose sum is σ = 213943829040. Its totient is φ = 190144527360.

The previous prime is 202043310473. The next prime is 202043310611. The reversal of 202043310523 is 325013340202.

202043310523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202043310523 - 2⁹ = 202043310011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202043310223) 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 7 ways as a sum of consecutive naturals, for example, 190213 + ... + 663526.

It is an arithmetic number, because the mean of its divisors is an integer number (26742978630).

Almost surely, 2^202043310523 is an apocalyptic number.

202043310523 is a deficient number, since it is larger than the sum of its proper divisors (11900518517).

202043310523 is a wasteful number, since it uses less digits than its factorization.

202043310523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867677.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 202043310523 its reverse (325013340202), we get a palindrome (527056650725).

The spelling of 202043310523 in words is "two hundred two billion, forty-three million, three hundred ten thousand, five hundred twenty-three".