20003003210 has 8 divisors (see below), whose sum is σ = 36005405796. Its totient is φ = 8001201280.

The previous prime is 20003003183. The next prime is 20003003249. The reversal of 20003003210 is 1230030002.

It can be written as a sum of positive squares in 2 ways, for example, as 19594680361 + 408322849 = 139981^2 + 20207^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20003003191 and 20003003200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000150151 + ... + 1000150170.

Almost surely, 2^20003003210 is an apocalyptic number.

20003003210 is a deficient number, since it is larger than the sum of its proper divisors (16002402586).

20003003210 is a wasteful number, since it uses less digits than its factorization.

20003003210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000300328.

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 20003003210 its reverse (1230030002), we get a palindrome (21233033212).

The spelling of 20003003210 in words is "twenty billion, three million, three thousand, two hundred ten".