11321131311201 has 48 divisors (see below), whose sum is σ = 16696254747200. Its totient is φ = 6803870109696.

The previous prime is 11321131311179. The next prime is 11321131311263. The reversal of 11321131311201 is 10211313112311.

It is not a de Polignac number, because 11321131311201 - 2¹⁸ = 11321131049057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321131311001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4846845 + ... + 6792213.

Almost surely, 2^{11321131311201} is an apocalyptic number.

It is an amenable number.

11321131311201 is a deficient number, since it is larger than the sum of its proper divisors (5375123435999).

11321131311201 is a wasteful number, since it uses less digits than its factorization.

11321131311201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945630 (or 1945607 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 11321131311201 its reverse (10211313112311), we get a palindrome (21532444423512).

The spelling of 11321131311201 in words is "eleven trillion, three hundred twenty-one billion, one hundred thirty-one million, three hundred eleven thousand, two hundred one".