2104543012 has 24 divisors (see below), whose sum is σ = 4326823872. Its totient is φ = 883024800.

The previous prime is 2104543009. The next prime is 2104543013. The reversal of 2104543012 is 2103454012.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2104543013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1839064 + ... + 1840207.

It is an arithmetic number, because the mean of its divisors is an integer number (180284328).

Almost surely, 2^2104543012 is an apocalyptic number.

2104543012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2104543012 is an abundant number, since it is smaller than the sum of its proper divisors (2222280860).

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

2104543012 is a wasteful number, since it uses less digits than its factorization.

2104543012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3679299 (or 3679297 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2104543012 is about 45875.2984949417. The cubic root of 2104543012 is about 1281.5019421841.

Adding to 2104543012 its reverse (2103454012), we get a palindrome (4207997024).

The spelling of 2104543012 in words is "two billion, one hundred four million, five hundred forty-three thousand, twelve".