20332042140412 has 24 divisors (see below), whose sum is σ = 35741101793040. Its totient is φ = 10120366462080.

The previous prime is 20332042140367. The next prime is 20332042140413. The reversal of 20332042140412 is 21404124023302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332042140413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7259158 + ... + 9662269.

It is an arithmetic number, because the mean of its divisors is an integer number (1489212574710).

Almost surely, 2^{20332042140412} is an apocalyptic number.

It is an amenable number.

20332042140412 is a deficient number, since it is larger than the sum of its proper divisors (15409059652628).

20332042140412 is a wasteful number, since it uses less digits than its factorization.

20332042140412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16922781 (or 16922779 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 20332042140412 its reverse (21404124023302), we get a palindrome (41736166163714).

The spelling of 20332042140412 in words is "twenty trillion, three hundred thirty-two billion, forty-two million, one hundred forty thousand, four hundred twelve".