11011321322131 has 16 divisors (see below), whose sum is σ = 11906466100704. Its totient is φ = 10123119546624.

The previous prime is 11011321322083. The next prime is 11011321322137. The reversal of 11011321322131 is 13122312311011.

It is a cyclic number.

It is not a de Polignac number, because 11011321322131 - 2²⁵ = 11011287767699 is a prime.

It is a super-2 number, since 2×11011321322131² (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 (11011321322137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2417055 + ... + 5278711.

It is an arithmetic number, because the mean of its divisors is an integer number (744154131294).

Almost surely, 2^{11011321322131} is an apocalyptic number.

11011321322131 is a deficient number, since it is larger than the sum of its proper divisors (895144778573).

11011321322131 is a wasteful number, since it uses less digits than its factorization.

11011321322131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862870.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11011321322131 its reverse (13122312311011), we get a palindrome (24133633633142).

The spelling of 11011321322131 in words is "eleven trillion, eleven billion, three hundred twenty-one million, three hundred twenty-two thousand, one hundred thirty-one".