20003022330 has 32 divisors (see below), whose sum is σ = 48053801664. Its totient is φ = 5328967296.

The previous prime is 20003022311. The next prime is 20003022353. The reversal of 20003022330 is 3322030002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291744 + ... + 353723.

It is an arithmetic number, because the mean of its divisors is an integer number (1501681302).

Almost surely, 2^20003022330 is an apocalyptic number.

20003022330 is an abundant number, since it is smaller than the sum of its proper divisors (28050779334).

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

20003022330 is a wasteful number, since it uses less digits than its factorization.

20003022330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646510.

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 20003022330 its reverse (3322030002), we get a palindrome (23325052332).

The spelling of 20003022330 in words is "twenty billion, three million, twenty-two thousand, three hundred thirty".