320001233211121 has 24 divisors (see below), whose sum is σ = 401988243787200. Its totient is φ = 249349610722080.

The previous prime is 320001233211097. The next prime is 320001233211211. The reversal of 320001233211121 is 121112332100023.

It is a de Polignac number, because none of the positive numbers 2^k-320001233211121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320001233211092 and 320001233211101.

It is not an unprimeable number, because it can be changed into a prime (320001233214121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108920355 + ... + 111819703.

It is an arithmetic number, because the mean of its divisors is an integer number (16749510157800).

Almost surely, 2^{320001233211121} is an apocalyptic number.

It is an amenable number.

320001233211121 is a deficient number, since it is larger than the sum of its proper divisors (81987010576079).

320001233211121 is a wasteful number, since it uses less digits than its factorization.

320001233211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3029685 (or 3029674 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 320001233211121 its reverse (121112332100023), we get a palindrome (441113565311144).

The spelling of 320001233211121 in words is "three hundred twenty trillion, one billion, two hundred thirty-three million, two hundred eleven thousand, one hundred twenty-one".