20411043132 has 96 divisors (see below), whose sum is σ = 53352794880. Its totient is φ = 6035420160.

The previous prime is 20411043089. The next prime is 20411043187. The reversal of 20411043132 is 23134011402.

It is a super-2 number, since 2×20411043132² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20411043099 and 20411043108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 750207 + ... + 776937.

It is an arithmetic number, because the mean of its divisors is an integer number (555758280).

Almost surely, 2^20411043132 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 20411043132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26676397440).

20411043132 is an abundant number, since it is smaller than the sum of its proper divisors (32941751748).

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

20411043132 is a wasteful number, since it uses less digits than its factorization.

20411043132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26971 (or 26969 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20411043132 its reverse (23134011402), we get a palindrome (43545054534).

The spelling of 20411043132 in words is "twenty billion, four hundred eleven million, forty-three thousand, one hundred thirty-two".