20112322332 has 24 divisors (see below), whose sum is σ = 47171911696. Its totient is φ = 6669370368.

The previous prime is 20112322309. The next prime is 20112322333. The reversal of 20112322332 is 23322321102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20112322299 and 20112322308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112322333) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4339723 + ... + 4344354.

Almost surely, 2^20112322332 is an apocalyptic number.

It is an amenable number.

20112322332 is an abundant number, since it is smaller than the sum of its proper divisors (27059589364).

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

20112322332 is a wasteful number, since it uses less digits than its factorization.

20112322332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8684277 (or 8684275 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20112322332 its reverse (23322321102), we get a palindrome (43434643434).

The spelling of 20112322332 in words is "twenty billion, one hundred twelve million, three hundred twenty-two thousand, three hundred thirty-two".