20002433104143 has 64 divisors (see below), whose sum is σ = 35034533068800. Its totient is φ = 11037361436640.

The previous prime is 20002433104111. The next prime is 20002433104169. The reversal of 20002433104143 is 34140133420002.

20002433104143 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 243 + 3 + 1 + 0 + 414 + 3 = 666.

It is not a de Polignac number, because 20002433104143 - 2⁵ = 20002433104111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002413104143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 974073 + ... + 6399506.

It is an arithmetic number, because the mean of its divisors is an integer number (547414579200).

Almost surely, 2^{20002433104143} is an apocalyptic number.

20002433104143 is a deficient number, since it is larger than the sum of its proper divisors (15032099964657).

20002433104143 is a wasteful number, since it uses less digits than its factorization.

20002433104143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7374089 (or 7374083 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20002433104143 its reverse (34140133420002), we get a palindrome (54142566524145).

The spelling of 20002433104143 in words is "twenty trillion, two billion, four hundred thirty-three million, one hundred four thousand, one hundred forty-three".