20330313232 has 20 divisors (see below), whose sum is σ = 40228068096. Its totient is φ = 9948876320.

The previous prime is 20330313221. The next prime is 20330313247. The reversal of 20330313232 is 23231303302.

It is a super-2 number, since 2×20330313232² (a number of 21 digits) contains 22 as substring.

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, 13516744 + ... + 13518247.

Almost surely, 2^20330313232 is an apocalyptic number.

It is an amenable number.

20330313232 is a deficient number, since it is larger than the sum of its proper divisors (19897754864).

20330313232 is a wasteful number, since it uses less digits than its factorization.

20330313232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27035046 (or 27035040 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 20330313232 its reverse (23231303302), we get a palindrome (43561616534).

The spelling of 20330313232 in words is "twenty billion, three hundred thirty million, three hundred thirteen thousand, two hundred thirty-two".