20411330234412 has 96 divisors (see below), whose sum is σ = 51436501000192. Its totient is φ = 6262476062976.

The previous prime is 20411330234359. The next prime is 20411330234419. The reversal of 20411330234412 is 21443203311402.

It is a self number, because there is not a number n which added to its sum of digits gives 20411330234412.

It is not an unprimeable number, because it can be changed into a prime (20411330234419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550344933 + ... + 550382019.

Almost surely, 2^{20411330234412} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20411330234412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25718250500096).

20411330234412 is an abundant number, since it is smaller than the sum of its proper divisors (31025170765780).

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

20411330234412 is a wasteful number, since it uses less digits than its factorization.

20411330234412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47087 (or 47085 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 20411330234412 its reverse (21443203311402), we get a palindrome (41854533545814).

The spelling of 20411330234412 in words is "twenty trillion, four hundred eleven billion, three hundred thirty million, two hundred thirty-four thousand, four hundred twelve".