3221023125 has 40 divisors (see below), whose sum is σ = 5375079424. Its totient is φ = 1715184000.

The previous prime is 3221023121. The next prime is 3221023171. The reversal of 3221023125 is 5213201223.

It is not a de Polignac number, because 3221023125 - 2² = 3221023121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221023121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1936044 + ... + 1937706.

Almost surely, 2^3221023125 is an apocalyptic number.

It is an amenable number.

3221023125 is a deficient number, since it is larger than the sum of its proper divisors (2154056299).

3221023125 is a wasteful number, since it uses less digits than its factorization.

3221023125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719 (or 2704 counting only the distinct ones).

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

The square root of 3221023125 is about 56754.0582249411. The cubic root of 3221023125 is about 1476.8326354113.

Adding to 3221023125 its reverse (5213201223), we get a palindrome (8434224348).

The spelling of 3221023125 in words is "three billion, two hundred twenty-one million, twenty-three thousand, one hundred twenty-five".