2043201240 has 128 divisors (see below), whose sum is σ = 6856920000. Its totient is φ = 541154304.

The previous prime is 2043201239. The next prime is 2043201311. The reversal of 2043201240 is 421023402.

2043201240 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154572 + ... + 167268.

Almost surely, 2^2043201240 is an apocalyptic number.

2043201240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2043201240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3428460000).

2043201240 is an abundant number, since it is smaller than the sum of its proper divisors (4813718760).

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

2043201240 is a wasteful number, since it uses less digits than its factorization.

2043201240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12866 (or 12856 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2043201240 is about 45201.7835931283. The cubic root of 2043201240 is about 1268.9281965084.

Adding to 2043201240 its reverse (421023402), we get a palindrome (2464224642).

The spelling of 2043201240 in words is "two billion, forty-three million, two hundred one thousand, two hundred forty".