3221251323 has 16 divisors (see below), whose sum is σ = 4439964672. Its totient is φ = 2075220000.

The previous prime is 3221251309. The next prime is 3221251343. The reversal of 3221251323 is 3231521223.

It is a happy number.

It is not a de Polignac number, because 3221251323 - 2⁹ = 3221250811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3221251293 and 3221251302.

It is not an unprimeable number, because it can be changed into a prime (3221251343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40488 + ... + 89898.

It is an arithmetic number, because the mean of its divisors is an integer number (277497792).

Almost surely, 2^3221251323 is an apocalyptic number.

3221251323 is a deficient number, since it is larger than the sum of its proper divisors (1218713349).

3221251323 is a wasteful number, since it uses less digits than its factorization.

3221251323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50146.

The product of its digits is 2160, while the sum is 24.

The square root of 3221251323 is about 56756.0686006351. The cubic root of 3221251323 is about 1476.8675106960.

Adding to 3221251323 its reverse (3231521223), we get a palindrome (6452772546).

The spelling of 3221251323 in words is "three billion, two hundred twenty-one million, two hundred fifty-one thousand, three hundred twenty-three".