1321301120211 has 24 divisors (see below), whose sum is σ = 1971441145856. Its totient is φ = 851877252720.

The previous prime is 1321301120203. The next prime is 1321301120261. The reversal of 1321301120211 is 1120211031231.

1321301120211 is a `hidden beast` number, since 1 + 32 + 1 + 301 + 120 + 211 = 666.

It is not a de Polignac number, because 1321301120211 - 2³ = 1321301120203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1321301120261) 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, 1182955 + ... + 2010468.

Almost surely, 2^{1321301120211} is an apocalyptic number.

1321301120211 is a deficient number, since it is larger than the sum of its proper divisors (650140025645).

1321301120211 is a wasteful number, since it uses less digits than its factorization.

1321301120211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3194943 (or 3194940 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1321301120211 its reverse (1120211031231), we get a palindrome (2441512151442).

The spelling of 1321301120211 in words is "one trillion, three hundred twenty-one billion, three hundred one million, one hundred twenty thousand, two hundred eleven".