20432014041243 has 32 divisors (see below), whose sum is σ = 31148440952832. Its totient is φ = 11670208905600.

The previous prime is 20432014041167. The next prime is 20432014041287. The reversal of 20432014041243 is 34214041023402.

It is not a de Polignac number, because 20432014041243 - 2⁸ = 20432014040987 is a prime.

It is a super-2 number, since 2×20432014041243² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20432014041243.

It is not an unprimeable number, because it can be changed into a prime (20432014041143) 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, 637229830 + ... + 637261892.

It is an arithmetic number, because the mean of its divisors is an integer number (973388779776).

Almost surely, 2^{20432014041243} is an apocalyptic number.

20432014041243 is a deficient number, since it is larger than the sum of its proper divisors (10716426911589).

20432014041243 is a wasteful number, since it uses less digits than its factorization.

20432014041243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44715.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 20432014041243 its reverse (34214041023402), we get a palindrome (54646055064645).

The spelling of 20432014041243 in words is "twenty trillion, four hundred thirty-two billion, fourteen million, forty-one thousand, two hundred forty-three".