11005142212 has 48 divisors (see below), whose sum is σ = 20675273472. Its totient is φ = 5112201600.

The previous prime is 11005142191. The next prime is 11005142221. The reversal of 11005142212 is 21224150011.

11005142212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11005142212² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11005142212.

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 in 15 ways as a sum of consecutive naturals, for example, 2220337 + ... + 2225287.

It is an arithmetic number, because the mean of its divisors is an integer number (430734864).

Almost surely, 2^11005142212 is an apocalyptic number.

It is an amenable number.

11005142212 is a deficient number, since it is larger than the sum of its proper divisors (9670131260).

11005142212 is a wasteful number, since it uses less digits than its factorization.

11005142212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668 (or 5666 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 11005142212 its reverse (21224150011), we get a palindrome (32229292223).

The spelling of 11005142212 in words is "eleven billion, five million, one hundred forty-two thousand, two hundred twelve".