202303121043 has 16 divisors (see below), whose sum is σ = 275504544000. Its totient is φ = 132012555360.

The previous prime is 202303121023. The next prime is 202303121093. The reversal of 202303121043 is 340121303202.

202303121043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202303121043 - 2⁹ = 202303120531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202303121023) 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 15 ways as a sum of consecutive naturals, for example, 3386868 + ... + 3446081.

It is an arithmetic number, because the mean of its divisors is an integer number (17219034000).

Almost surely, 2^202303121043 is an apocalyptic number.

202303121043 is a deficient number, since it is larger than the sum of its proper divisors (73201422957).

202303121043 is a wasteful number, since it uses less digits than its factorization.

202303121043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6833162.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 202303121043 its reverse (340121303202), we get a palindrome (542424424245).

The spelling of 202303121043 in words is "two hundred two billion, three hundred three million, one hundred twenty-one thousand, forty-three".