20322303212 has 12 divisors (see below), whose sum is σ = 36431446296. Its totient is φ = 9913318560.

The previous prime is 20322303187. The next prime is 20322303259. The reversal of 20322303212 is 21230322302.

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, 61958078 + ... + 61958405.

It is an arithmetic number, because the mean of its divisors is an integer number (3035953858).

Almost surely, 2^20322303212 is an apocalyptic number.

It is an amenable number.

20322303212 is a deficient number, since it is larger than the sum of its proper divisors (16109143084).

20322303212 is a wasteful number, since it uses less digits than its factorization.

20322303212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123916528 (or 123916526 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20322303212 its reverse (21230322302), we get a palindrome (41552625514).

The spelling of 20322303212 in words is "twenty billion, three hundred twenty-two million, three hundred three thousand, two hundred twelve".