3231252021 has 8 divisors (see below), whose sum is σ = 4400002944. Its totient is φ = 2108334560.

The previous prime is 3231251993. The next prime is 3231252029. The reversal of 3231252021 is 1202521323.

3231252021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3231252021 - 2²¹ = 3229154869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231252029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11458200 + ... + 11458481.

It is an arithmetic number, because the mean of its divisors is an integer number (550000368).

Almost surely, 2^3231252021 is an apocalyptic number.

It is an amenable number.

3231252021 is a deficient number, since it is larger than the sum of its proper divisors (1168750923).

3231252021 is a wasteful number, since it uses less digits than its factorization.

3231252021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22916731.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 3231252021 is about 56844.1027812033. The cubic root of 3231252021 is about 1478.3942929007.

Adding to 3231252021 its reverse (1202521323), we get a palindrome (4433773344).

The spelling of 3231252021 in words is "three billion, two hundred thirty-one million, two hundred fifty-two thousand, twenty-one".