20012112424332 has 72 divisors (see below), whose sum is σ = 57813232629152. Its totient is φ = 5717700576000.

The previous prime is 20012112424309. The next prime is 20012112424333. The reversal of 20012112424332 is 23342421121002.

20012112424332 is a `hidden beast` number, since 20 + 0 + 1 + 211 + 2 + 424 + 3 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20012112424296 and 20012112424305.

It is not an unprimeable number, because it can be changed into a prime (20012112424333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42692832 + ... + 43159032.

Almost surely, 2^{20012112424332} is an apocalyptic number.

It is an amenable number.

20012112424332 is an abundant number, since it is smaller than the sum of its proper divisors (37801120204820).

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

20012112424332 is a wasteful number, since it uses less digits than its factorization.

20012112424332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636559 (or 636554 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 20012112424332 its reverse (23342421121002), we get a palindrome (43354533545334).

The spelling of 20012112424332 in words is "twenty trillion, twelve billion, one hundred twelve million, four hundred twenty-four thousand, three hundred thirty-two".