2143203330 has 16 divisors (see below), whose sum is σ = 5143688064. Its totient is φ = 571520880.

The previous prime is 2143203329. The next prime is 2143203343. The reversal of 2143203330 is 333023412.

It is a junction number, because it is equal to n+sod(n) for n = 2143203297 and 2143203306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35720026 + ... + 35720085.

It is an arithmetic number, because the mean of its divisors is an integer number (321480504).

Almost surely, 2^2143203330 is an apocalyptic number.

2143203330 is an abundant number, since it is smaller than the sum of its proper divisors (3000484734).

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

2143203330 is a wasteful number, since it uses less digits than its factorization.

2143203330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71440121.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2143203330 is about 46294.7440861271. The cubic root of 2143203330 is about 1289.3014125125.

Adding to 2143203330 its reverse (333023412), we get a palindrome (2476226742).

The spelling of 2143203330 in words is "two billion, one hundred forty-three million, two hundred three thousand, three hundred thirty".