11020136212 has 6 divisors (see below), whose sum is σ = 19285238378. Its totient is φ = 5510068104.

The previous prime is 11020136209. The next prime is 11020136221. The reversal of 11020136212 is 21263102011.

11020136212 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., 7061713156 + 3958423056 = 84034^2 + 62916^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11020136212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377517023 + ... + 1377517030.

Almost surely, 2^11020136212 is an apocalyptic number.

It is an amenable number.

11020136212 is a deficient number, since it is larger than the sum of its proper divisors (8265102166).

11020136212 is a wasteful number, since it uses less digits than its factorization.

11020136212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755034057 (or 2755034055 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11020136212 its reverse (21263102011), we get a palindrome (32283238223).

The spelling of 11020136212 in words is "eleven billion, twenty million, one hundred thirty-six thousand, two hundred twelve".