1044231021 has 48 divisors (see below), whose sum is σ = 1595612928. Its totient is φ = 682344000.

The previous prime is 1044231011. The next prime is 1044231061. The reversal of 1044231021 is 1201324401.

It is not a de Polignac number, because 1044231021 - 2⁵ = 1044230989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1044230985 and 1044231003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044231011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3853116 + ... + 3853386.

It is an arithmetic number, because the mean of its divisors is an integer number (33241936).

Almost surely, 2^1044231021 is an apocalyptic number.

It is an amenable number.

1044231021 is a deficient number, since it is larger than the sum of its proper divisors (551381907).

1044231021 is a wasteful number, since it uses less digits than its factorization.

1044231021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 532 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1044231021 is about 32314.5636052848. The cubic root of 1044231021 is about 1014.5314867176.

Adding to 1044231021 its reverse (1201324401), we get a palindrome (2245555422).

The spelling of 1044231021 in words is "one billion, forty-four million, two hundred thirty-one thousand, twenty-one".