11103312412 has 12 divisors (see below), whose sum is σ = 19572628320. Its totient is φ = 5511132896.

The previous prime is 11103312401. The next prime is 11103312421. The reversal of 11103312412 is 21421330111.

11103312412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11103312412.

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 in 3 ways as a sum of consecutive naturals, for example, 10130212 + ... + 10131307.

It is an arithmetic number, because the mean of its divisors is an integer number (1631052360).

Almost surely, 2^11103312412 is an apocalyptic number.

It is an amenable number.

11103312412 is a deficient number, since it is larger than the sum of its proper divisors (8469315908).

11103312412 is a wasteful number, since it uses less digits than its factorization.

11103312412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20261660 (or 20261658 counting only the distinct ones).

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

Adding to 11103312412 its reverse (21421330111), we get a palindrome (32524642523).

The spelling of 11103312412 in words is "eleven billion, one hundred three million, three hundred twelve thousand, four hundred twelve".