2001204124 has 6 divisors (see below), whose sum is σ = 3502107224. Its totient is φ = 1000602060.

The previous prime is 2001204061. The next prime is 2001204143. The reversal of 2001204124 is 4214021002.

It is a junction number, because it is equal to n+sod(n) for n = 2001204098 and 2001204107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250150512 + ... + 250150519.

Almost surely, 2^2001204124 is an apocalyptic number.

It is an amenable number.

2001204124 is a deficient number, since it is larger than the sum of its proper divisors (1500903100).

2001204124 is a wasteful number, since it uses less digits than its factorization.

2001204124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500301035 (or 500301033 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2001204124 is about 44734.8200398750. The cubic root of 2001204124 is about 1260.1738493637.

Adding to 2001204124 its reverse (4214021002), we get a palindrome (6215225126).

The spelling of 2001204124 in words is "two billion, one million, two hundred four thousand, one hundred twenty-four".