320211021211 has 8 divisors (see below), whose sum is σ = 330851979648. Its totient is φ = 309589536000.

The previous prime is 320211021209. The next prime is 320211021223. The reversal of 320211021211 is 112120112023.

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 320211021211 - 2¹ = 320211021209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320211021241) 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, 4834870 + ... + 4900651.

It is an arithmetic number, because the mean of its divisors is an integer number (41356497456).

Almost surely, 2^320211021211 is an apocalyptic number.

320211021211 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

320211021211 is a deficient number, since it is larger than the sum of its proper divisors (10640958437).

320211021211 is a wasteful number, since it uses less digits than its factorization.

320211021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9736613.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 320211021211 its reverse (112120112023), we get a palindrome (432331133234).

The spelling of 320211021211 in words is "three hundred twenty billion, two hundred eleven million, twenty-one thousand, two hundred eleven".