20443112332 has 48 divisors (see below), whose sum is σ = 37324123200. Its totient is φ = 9785422080.

The previous prime is 20443112317. The next prime is 20443112341. The reversal of 20443112332 is 23321134402.

It is a junction number, because it is equal to n+sod(n) for n = 20443112297 and 20443112306.

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, 8166193 + ... + 8168695.

It is an arithmetic number, because the mean of its divisors is an integer number (777585900).

Almost surely, 2^20443112332 is an apocalyptic number.

It is an amenable number.

20443112332 is a deficient number, since it is larger than the sum of its proper divisors (16881010868).

20443112332 is a wasteful number, since it uses less digits than its factorization.

20443112332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106 (or 3104 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20443112332 its reverse (23321134402), we get a palindrome (43764246734).

The spelling of 20443112332 in words is "twenty billion, four hundred forty-three million, one hundred twelve thousand, three hundred thirty-two".