11321310311223 has 32 divisors (see below), whose sum is σ = 16490765521152. Its totient is φ = 6851652595200.

The previous prime is 11321310311203. The next prime is 11321310311317. The reversal of 11321310311223 is 32211301312311.

It is not a de Polignac number, because 11321310311223 - 2⁹ = 11321310310711 is a prime.

It is a super-2 number, since 2×11321310311223² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11321310311193 and 11321310311202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321310311203) 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, 104292511 + ... + 104401007.

It is an arithmetic number, because the mean of its divisors is an integer number (515336422536).

Almost surely, 2^{11321310311223} is an apocalyptic number.

11321310311223 is a deficient number, since it is larger than the sum of its proper divisors (5169455209929).

11321310311223 is a wasteful number, since it uses less digits than its factorization.

11321310311223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112975.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11321310311223 its reverse (32211301312311), we get a palindrome (43532611623534).

The spelling of 11321310311223 in words is "eleven trillion, three hundred twenty-one billion, three hundred ten million, three hundred eleven thousand, two hundred twenty-three".