320201120211212 has 12 divisors (see below), whose sum is σ = 560352275534520. Its totient is φ = 160100470058496.

The previous prime is 320201120211173. The next prime is 320201120211257. The reversal of 320201120211212 is 212112021102023.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14167262 + ... + 29001957.

It is an arithmetic number, because the mean of its divisors is an integer number (46696022961210).

Almost surely, 2^{320201120211212} is an apocalyptic number.

It is an amenable number.

320201120211212 is a deficient number, since it is larger than the sum of its proper divisors (240151155323308).

320201120211212 is a wasteful number, since it uses less digits than its factorization.

320201120211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45023560 (or 45023558 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 320201120211212 its reverse (212112021102023), we get a palindrome (532313141313235).

The spelling of 320201120211212 in words is "three hundred twenty trillion, two hundred one billion, one hundred twenty million, two hundred eleven thousand, two hundred twelve".