20043043104 has 96 divisors (see below), whose sum is σ = 61356355200. Its totient is φ = 5726574336.

The previous prime is 20043043067. The next prime is 20043043117. The reversal of 20043043104 is 40134034002.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271419 + ... + 337274.

It is an arithmetic number, because the mean of its divisors is an integer number (639128700).

Almost surely, 2^20043043104 is an apocalyptic number.

20043043104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20043043104 is an abundant number, since it is smaller than the sum of its proper divisors (41313312096).

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

20043043104 is an equidigital number, since it uses as much as digits as its factorization.

20043043104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608727 (or 608705 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20043043104 its reverse (40134034002), we get a palindrome (60177077106).

The spelling of 20043043104 in words is "twenty billion, forty-three million, forty-three thousand, one hundred four".