203202002023 has 16 divisors (see below), whose sum is σ = 211383763200. Its totient is φ = 195332920608.

The previous prime is 203202001999. The next prime is 203202002033. The reversal of 203202002023 is 320200202302.

It is a de Polignac number, because none of the positive numbers 2^k-203202002023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203202001988 and 203202002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203202002033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5566890 + ... + 5603272.

It is an arithmetic number, because the mean of its divisors is an integer number (13211485200).

Almost surely, 2^203202002023 is an apocalyptic number.

203202002023 is a deficient number, since it is larger than the sum of its proper divisors (8181761177).

203202002023 is an frugal number, since it uses more digits than its factorization.

203202002023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36699 (or 36641 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 203202002023 its reverse (320200202302), we get a palindrome (523402204325).

The spelling of 203202002023 in words is "two hundred three billion, two hundred two million, two thousand, twenty-three".