1021233424 has 20 divisors (see below), whose sum is σ = 1980771660. Its totient is φ = 510066560.

The previous prime is 1021233407. The next prime is 1021233431. The reversal of 1021233424 is 4243321201.

1021233424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 680166400 + 341067024 = 26080^2 + 18468^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1021233395 and 1021233404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18859 + ... + 48970.

It is an arithmetic number, because the mean of its divisors is an integer number (99038583).

Almost surely, 2^1021233424 is an apocalyptic number.

It is an amenable number.

1021233424 is a deficient number, since it is larger than the sum of its proper divisors (959538236).

1021233424 is an equidigital number, since it uses as much as digits as its factorization.

1021233424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68778 (or 68772 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1021233424 is about 31956.7430130168. The cubic root of 1021233424 is about 1007.0282953392.

Adding to 1021233424 its reverse (4243321201), we get a palindrome (5264554625).

The spelling of 1021233424 in words is "one billion, twenty-one million, two hundred thirty-three thousand, four hundred twenty-four".