20412423010000 has 400 divisors, whose sum is σ = 57614277529600. Its totient is φ = 6859131840000.

The previous prime is 20412423009941. The next prime is 20412423010013. The reversal of 20412423010000 is 1032421402.

It is a tau number, because it is divible by the number of its divisors (400).

It is a self number, because there is not a number n which added to its sum of digits gives 20412423010000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 933299065 + ... + 933320935.

It is an arithmetic number, because the mean of its divisors is an integer number (144035693824).

Almost surely, 2^{20412423010000} is an apocalyptic number.

20412423010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20412423010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28807138764800).

20412423010000 is an abundant number, since it is smaller than the sum of its proper divisors (37201854519600).

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

20412423010000 is a wasteful number, since it uses less digits than its factorization.

20412423010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22172 (or 22151 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20412423010000 its reverse (1032421402), we get a palindrome (20413455431402).

The spelling of 20412423010000 in words is "twenty trillion, four hundred twelve billion, four hundred twenty-three million, ten thousand".