10111222112 has 24 divisors (see below), whose sum is σ = 19970087256. Its totient is φ = 5039453952.

The previous prime is 10111222111. The next prime is 10111222123. The reversal of 10111222112 is 21122211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111222111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 494738 + ... + 514769.

It is an arithmetic number, because the mean of its divisors is an integer number (832086969).

Almost surely, 2^10111222112 is an apocalyptic number.

It is an amenable number.

10111222112 is a deficient number, since it is larger than the sum of its proper divisors (9858865144).

10111222112 is a wasteful number, since it uses less digits than its factorization.

10111222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009830 (or 1009822 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10111222112 its reverse (21122211101), we get a palindrome (31233433213).

The spelling of 10111222112 in words is "ten billion, one hundred eleven million, two hundred twenty-two thousand, one hundred twelve".