202303212023203 has 4 divisors (see below), whose sum is σ = 202320114300360. Its totient is φ = 202286309746048.

The previous prime is 202303212023177. The next prime is 202303212023219. The reversal of 202303212023203 is 302320212303202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 202303212023203 - 2²⁵ = 202303178468771 is a prime.

It is a super-2 number, since 2×202303212023203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202303212023293) 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, 8451120625 + ... + 8451144562.

It is an arithmetic number, because the mean of its divisors is an integer number (50580028575090).

Almost surely, 2^{202303212023203} is an apocalyptic number.

202303212023203 is a deficient number, since it is larger than the sum of its proper divisors (16902277157).

202303212023203 is a wasteful number, since it uses less digits than its factorization.

202303212023203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16902277156.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 202303212023203 its reverse (302320212303202), we get a palindrome (504623424326405).

The spelling of 202303212023203 in words is "two hundred two trillion, three hundred three billion, two hundred twelve million, twenty-three thousand, two hundred three".