3221212133201 has 8 divisors (see below), whose sum is σ = 3241546801920. Its totient is φ = 3200884448112.

The previous prime is 3221212133197. The next prime is 3221212133257. The reversal of 3221212133201 is 1023312121223.

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 3221212133201 - 2² = 3221212133197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221212133401) 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, 818945 + ... + 2667038.

It is an arithmetic number, because the mean of its divisors is an integer number (405193350240).

Almost surely, 2^{3221212133201} is an apocalyptic number.

It is an amenable number.

3221212133201 is a deficient number, since it is larger than the sum of its proper divisors (20334668719).

3221212133201 is a wasteful number, since it uses less digits than its factorization.

3221212133201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3491815.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 3221212133201 its reverse (1023312121223), we get a palindrome (4244524254424).

The spelling of 3221212133201 in words is "three trillion, two hundred twenty-one billion, two hundred twelve million, one hundred thirty-three thousand, two hundred one".