20432410012242 has 24 divisors (see below), whose sum is σ = 44271452586816. Its totient is φ = 6810613969176.

The previous prime is 20432410012229. The next prime is 20432410012249. The reversal of 20432410012242 is 24221001423402.

It is a happy number.

20432410012242 is a `hidden beast` number, since 2 + 0 + 4 + 3 + 2 + 410 + 0 + 1 + 2 + 242 = 666.

It is not an unprimeable number, because it can be changed into a prime (20432410012249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15114558 + ... + 16410809.

It is an arithmetic number, because the mean of its divisors is an integer number (1844643857784).

Almost surely, 2^{20432410012242} is an apocalyptic number.

20432410012242 is an abundant number, since it is smaller than the sum of its proper divisors (23839042574574).

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

20432410012242 is a wasteful number, since it uses less digits than its factorization.

20432410012242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31561382 (or 31561379 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 20432410012242 its reverse (24221001423402), we get a palindrome (44653411435644).

The spelling of 20432410012242 in words is "twenty trillion, four hundred thirty-two billion, four hundred ten million, twelve thousand, two hundred forty-two".