20331330314 has 16 divisors (see below), whose sum is σ = 30605886720. Its totient is φ = 10129431840.

The previous prime is 20331330307. The next prime is 20331330347. The reversal of 20331330314 is 41303313302.

It is a self number, because there is not a number n which added to its sum of digits gives 20331330314.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646622 + ... + 677334.

It is an arithmetic number, because the mean of its divisors is an integer number (1912867920).

Almost surely, 2^20331330314 is an apocalyptic number.

20331330314 is a deficient number, since it is larger than the sum of its proper divisors (10274556406).

20331330314 is a wasteful number, since it uses less digits than its factorization.

20331330314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31885.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20331330314 its reverse (41303313302), we get a palindrome (61634643616).

The spelling of 20331330314 in words is "twenty billion, three hundred thirty-one million, three hundred thirty thousand, three hundred fourteen".