11121121202012 has 6 divisors (see below), whose sum is σ = 19461962103528. Its totient is φ = 5560560601004.

The previous prime is 11121121202003. The next prime is 11121121202027. The reversal of 11121121202012 is 21020212112111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390140150248 + ... + 1390140150255.

It is an arithmetic number, because the mean of its divisors is an integer number (3243660350588).

Almost surely, 2^{11121121202012} is an apocalyptic number.

It is an amenable number.

11121121202012 is a deficient number, since it is larger than the sum of its proper divisors (8340840901516).

11121121202012 is a wasteful number, since it uses less digits than its factorization.

11121121202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780280300507 (or 2780280300505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121121202012 its reverse (21020212112111), we get a palindrome (32141333314123).

The spelling of 11121121202012 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty-one million, two hundred two thousand, twelve".