11113222021012 has 24 divisors (see below), whose sum is σ = 19534471084800. Its totient is φ = 5531956377696.

The previous prime is 11113222021001. The next prime is 11113222021039. The reversal of 11113222021012 is 21012022231111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2295414 + ... + 5243602.

It is an arithmetic number, because the mean of its divisors is an integer number (813936295200).

Almost surely, 2^{11113222021012} is an apocalyptic number.

It is an amenable number.

11113222021012 is a deficient number, since it is larger than the sum of its proper divisors (8421249063788).

11113222021012 is a wasteful number, since it uses less digits than its factorization.

11113222021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2952375 (or 2952373 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11113222021012 its reverse (21012022231111), we get a palindrome (32125244252123).

The spelling of 11113222021012 in words is "eleven trillion, one hundred thirteen billion, two hundred twenty-two million, twenty-one thousand, twelve".