11121103220212 has 6 divisors (see below), whose sum is σ = 19461930635378. Its totient is φ = 5560551610104.

The previous prime is 11121103220207. The next prime is 11121103220317. The reversal of 11121103220212 is 21202230112111.

11121103220212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8945578519056 + 2175524701156 = 2990916^2 + 1474966^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11121103220212.

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, 1390137902523 + ... + 1390137902530.

Almost surely, 2^{11121103220212} is an apocalyptic number.

It is an amenable number.

11121103220212 is a deficient number, since it is larger than the sum of its proper divisors (8340827415166).

11121103220212 is a wasteful number, since it uses less digits than its factorization.

11121103220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780275805057 (or 2780275805055 counting only the distinct ones).

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

Adding to 11121103220212 its reverse (21202230112111), we get a palindrome (32323333332323).

The spelling of 11121103220212 in words is "eleven trillion, one hundred twenty-one billion, one hundred three million, two hundred twenty thousand, two hundred twelve".