3230523021 has 32 divisors (see below), whose sum is σ = 4832870400. Its totient is φ = 1902242880.

The previous prime is 3230523007. The next prime is 3230523041. The reversal of 3230523021 is 1203250323.

3230523021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3230523021 - 2²² = 3226328717 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230523041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1120660 + ... + 1123538.

It is an arithmetic number, because the mean of its divisors is an integer number (151027200).

Almost surely, 2^3230523021 is an apocalyptic number.

It is an amenable number.

3230523021 is a deficient number, since it is larger than the sum of its proper divisors (1602347379).

3230523021 is a wasteful number, since it uses less digits than its factorization.

3230523021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3230523021 is about 56837.6901448326. The cubic root of 3230523021 is about 1478.2831047820.

Adding to 3230523021 its reverse (1203250323), we get a palindrome (4433773344).

The spelling of 3230523021 in words is "three billion, two hundred thirty million, five hundred twenty-three thousand, twenty-one".