2002123204 has 12 divisors (see below), whose sum is σ = 3510854928. Its totient is φ = 999021800.

The previous prime is 2002123183. The next prime is 2002123217. The reversal of 2002123204 is 4023212002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507742 + ... + 511669.

It is an arithmetic number, because the mean of its divisors is an integer number (292571244).

Almost surely, 2^2002123204 is an apocalyptic number.

It is an amenable number.

2002123204 is a deficient number, since it is larger than the sum of its proper divisors (1508731724).

2002123204 is a wasteful number, since it uses less digits than its factorization.

2002123204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019906 (or 1019904 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2002123204 is about 44745.0913955933. The cubic root of 2002123204 is about 1260.3667371200.

Adding to 2002123204 its reverse (4023212002), we get a palindrome (6025335206).

The spelling of 2002123204 in words is "two billion, two million, one hundred twenty-three thousand, two hundred four".