3212512532321 has 16 divisors (see below), whose sum is σ = 3405677721600. Its totient is φ = 3024058319568.

The previous prime is 3212512532311. The next prime is 3212512532363. The reversal of 3212512532321 is 1232352152123.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3212512532321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3212512532311) 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, 2321711 + ... + 3437348.

It is an arithmetic number, because the mean of its divisors is an integer number (212854857600).

Almost surely, 2^{3212512532321} is an apocalyptic number.

It is an amenable number.

3212512532321 is a deficient number, since it is larger than the sum of its proper divisors (193165189279).

3212512532321 is a wasteful number, since it uses less digits than its factorization.

3212512532321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5759468.

The product of its digits is 21600, while the sum is 32.

Adding to 3212512532321 its reverse (1232352152123), we get a palindrome (4444864684444).

The spelling of 3212512532321 in words is "three trillion, two hundred twelve billion, five hundred twelve million, five hundred thirty-two thousand, three hundred twenty-one".