202023320 has 16 divisors (see below), whose sum is σ = 454552560. Its totient is φ = 80809312.

The previous prime is 202023319. The next prime is 202023323. The reversal of 202023320 is 23320202.

202023320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202023295 and 202023304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202023323) 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, 2525252 + ... + 2525331.

It is an arithmetic number, because the mean of its divisors is an integer number (28409535).

Almost surely, 2^202023320 is an apocalyptic number.

202023320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202023320 is an abundant number, since it is smaller than the sum of its proper divisors (252529240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202023320 is a wasteful number, since it uses less digits than its factorization.

202023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050594 (or 5050590 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 202023320 is about 14213.4907746127. The cubic root of 202023320 is about 586.7690090625.

Adding to 202023320 its reverse (23320202), we get a palindrome (225343522).

The spelling of 202023320 in words is "two hundred two million, twenty-three thousand, three hundred twenty".