1012043244 has 12 divisors (see below), whose sum is σ = 2361434264. Its totient is φ = 337347744.

The previous prime is 1012043243. The next prime is 1012043299. The reversal of 1012043244 is 4423402101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1012043244.

It is not an unprimeable number, because it can be changed into a prime (1012043243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42168457 + ... + 42168480.

Almost surely, 2^1012043244 is an apocalyptic number.

It is an amenable number.

1012043244 is an abundant number, since it is smaller than the sum of its proper divisors (1349391020).

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

1012043244 is a wasteful number, since it uses less digits than its factorization.

1012043244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84336944 (or 84336942 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1012043244 is about 31812.6271156596. The cubic root of 1012043244 is about 1003.9984061074.

Adding to 1012043244 its reverse (4423402101), we get a palindrome (5435445345).

The spelling of 1012043244 in words is "one billion, twelve million, forty-three thousand, two hundred forty-four".