11321032220131 has 4 divisors (see below), whose sum is σ = 11325658717152. Its totient is φ = 11316405723112.

The previous prime is 11321032220093. The next prime is 11321032220153. The reversal of 11321032220131 is 13102223012311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11321032220131 - 2³³ = 11312442285539 is a prime.

It is a super-2 number, since 2×11321032220131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321032221131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2313244840 + ... + 2313249733.

It is an arithmetic number, because the mean of its divisors is an integer number (2831414679288).

Almost surely, 2^{11321032220131} is an apocalyptic number.

11321032220131 is a deficient number, since it is larger than the sum of its proper divisors (4626497021).

11321032220131 is an equidigital number, since it uses as much as digits as its factorization.

11321032220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4626497020.

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

Adding to 11321032220131 its reverse (13102223012311), we get a palindrome (24423255232442).

The spelling of 11321032220131 in words is "eleven trillion, three hundred twenty-one billion, thirty-two million, two hundred twenty thousand, one hundred thirty-one".