20030321330 has 8 divisors (see below), whose sum is σ = 36054578412. Its totient is φ = 8012128528.

The previous prime is 20030321321. The next prime is 20030321357. The reversal of 20030321330 is 3312303002.

It can be written as a sum of positive squares in 2 ways, for example, as 19875642361 + 154678969 = 140981^2 + 12437^2 .

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 = 20030321299 and 20030321308.

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, 1001516057 + ... + 1001516076.

Almost surely, 2^20030321330 is an apocalyptic number.

20030321330 is a deficient number, since it is larger than the sum of its proper divisors (16024257082).

20030321330 is a wasteful number, since it uses less digits than its factorization.

20030321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003032140.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 20030321330 its reverse (3312303002), we get a palindrome (23342624332).

The spelling of 20030321330 in words is "twenty billion, thirty million, three hundred twenty-one thousand, three hundred thirty".