2141243244 has 72 divisors (see below), whose sum is σ = 6225328928. Its totient is φ = 607875840.

The previous prime is 2141243231. The next prime is 2141243261. The reversal of 2141243244 is 4423421412.

2141243244 is a `hidden beast` number, since 2 + 1 + 412 + 4 + 3 + 244 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12504 + ... + 66624.

Almost surely, 2^2141243244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2141243244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3112664464).

2141243244 is an abundant number, since it is smaller than the sum of its proper divisors (4084085684).

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

2141243244 is a wasteful number, since it uses less digits than its factorization.

2141243244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54295 (or 54290 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 2141243244 is about 46273.5696051212. The cubic root of 2141243244 is about 1288.9082452052.

Adding to 2141243244 its reverse (4423421412), we get a palindrome (6564664656).

The spelling of 2141243244 in words is "two billion, one hundred forty-one million, two hundred forty-three thousand, two hundred forty-four".