2030202321 has 16 divisors (see below), whose sum is σ = 3177254784. Its totient is φ = 1128760704.

The previous prime is 2030202311. The next prime is 2030202323. The reversal of 2030202321 is 1232020302.

It is not a de Polignac number, because 2030202321 - 2⁶ = 2030202257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2030202321.

It is not an unprimeable number, because it can be changed into a prime (2030202323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1305660 + ... + 1307213.

It is an arithmetic number, because the mean of its divisors is an integer number (198578424).

Almost surely, 2^2030202321 is an apocalyptic number.

2030202321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2030202321 is a deficient number, since it is larger than the sum of its proper divisors (1147052463).

2030202321 is a wasteful number, since it uses less digits than its factorization.

2030202321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612920.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2030202321 is about 45057.7664892524. The cubic root of 2030202321 is about 1266.2314807490.

Adding to 2030202321 its reverse (1232020302), we get a palindrome (3262222623).

The spelling of 2030202321 in words is "two billion, thirty million, two hundred two thousand, three hundred twenty-one".