321066352201 has 16 divisors (see below), whose sum is σ = 375560234496. Its totient is φ = 268754916096.

The previous prime is 321066352181. The next prime is 321066352213. The reversal of 321066352201 is 102253660123.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 321066352201 - 2¹¹ = 321066350153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321066352231) 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, 917356 + ... + 1218061.

It is an arithmetic number, because the mean of its divisors is an integer number (23472514656).

Almost surely, 2^321066352201 is an apocalyptic number.

It is an amenable number.

321066352201 is a deficient number, since it is larger than the sum of its proper divisors (54493882295).

321066352201 is a wasteful number, since it uses less digits than its factorization.

321066352201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135928.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 321066352201 in words is "three hundred twenty-one billion, sixty-six million, three hundred fifty-two thousand, two hundred one".