11113221313012 has 48 divisors (see below), whose sum is σ = 23936771270272. Its totient is φ = 4396328576640.

The previous prime is 11113221313003. The next prime is 11113221313049. The reversal of 11113221313012 is 21031312231111.

It is a super-2 number, since 2×11113221313012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14940562 + ... + 15666742.

Almost surely, 2^{11113221313012} is an apocalyptic number.

It is an amenable number.

11113221313012 is an abundant number, since it is smaller than the sum of its proper divisors (12823549957260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11113221313012 is a wasteful number, since it uses less digits than its factorization.

11113221313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768248 (or 768246 counting only the distinct ones).

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

Adding to 11113221313012 its reverse (21031312231111), we get a palindrome (32144533544123).

The spelling of 11113221313012 in words is "eleven trillion, one hundred thirteen billion, two hundred twenty-one million, three hundred thirteen thousand, twelve".