11321223130312 has 16 divisors (see below), whose sum is σ = 21248124879600. Its totient is φ = 5655056495760.

The previous prime is 11321223130279. The next prime is 11321223130381. The reversal of 11321223130312 is 21303132212311.

It is a super-2 number, since 2×11321223130312² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694375014 + ... + 694391317.

It is an arithmetic number, because the mean of its divisors is an integer number (1328007804975).

Almost surely, 2^{11321223130312} is an apocalyptic number.

It is an amenable number.

11321223130312 is a deficient number, since it is larger than the sum of its proper divisors (9926901749288).

11321223130312 is a wasteful number, since it uses less digits than its factorization.

11321223130312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388767356 (or 1388767352 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11321223130312 its reverse (21303132212311), we get a palindrome (32624355342623).

The spelling of 11321223130312 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-three million, one hundred thirty thousand, three hundred twelve".