20041543112 has 32 divisors (see below), whose sum is σ = 38134800000. Its totient is φ = 9873292608.

The previous prime is 20041543091. The next prime is 20041543139. The reversal of 20041543112 is 21134514002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91889 + ... + 220287.

It is an arithmetic number, because the mean of its divisors is an integer number (1191712500).

Almost surely, 2^20041543112 is an apocalyptic number.

It is an amenable number.

20041543112 is a deficient number, since it is larger than the sum of its proper divisors (18093256888).

20041543112 is a wasteful number, since it uses less digits than its factorization.

20041543112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128693 (or 128689 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 20041543112 in words is "twenty billion, forty-one million, five hundred forty-three thousand, one hundred twelve".