11131332131321 has 32 divisors (see below), whose sum is σ = 11867951001600. Its totient is φ = 10410444000000.

The previous prime is 11131332131237. The next prime is 11131332131351. The reversal of 11131332131321 is 12313123313111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11131332131321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11131332131351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1124258471 + ... + 1124268371.

It is an arithmetic number, because the mean of its divisors is an integer number (370873468800).

Almost surely, 2^{11131332131321} is an apocalyptic number.

It is an amenable number.

11131332131321 is a deficient number, since it is larger than the sum of its proper divisors (736618870279).

11131332131321 is a wasteful number, since it uses less digits than its factorization.

11131332131321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11681.

The product of its digits is 972, while the sum is 26.

Adding to 11131332131321 its reverse (12313123313111), we get a palindrome (23444455444432).

The spelling of 11131332131321 in words is "eleven trillion, one hundred thirty-one billion, three hundred thirty-two million, one hundred thirty-one thousand, three hundred twenty-one".