11123121228315 has 32 divisors (see below), whose sum is σ = 18575049439296. Its totient is φ = 5678439536640.

The previous prime is 11123121228277. The next prime is 11123121228377. The reversal of 11123121228315 is 51382212132111.

It is a happy number.

It is not a de Polignac number, because 11123121228315 - 2¹¹ = 11123121226267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170593594 + ... + 170658783.

It is an arithmetic number, because the mean of its divisors is an integer number (580470294978).

Almost surely, 2^{11123121228315} is an apocalyptic number.

11123121228315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11123121228315 is a deficient number, since it is larger than the sum of its proper divisors (7451928210981).

11123121228315 is a wasteful number, since it uses less digits than its factorization.

11123121228315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341252479.

The product of its digits is 5760, while the sum is 33.

The spelling of 11123121228315 in words is "eleven trillion, one hundred twenty-three billion, one hundred twenty-one million, two hundred twenty-eight thousand, three hundred fifteen".