11120222312 has 8 divisors (see below), whose sum is σ = 20850416850. Its totient is φ = 5560111152.

The previous prime is 11120222293. The next prime is 11120222329. The reversal of 11120222312 is 21322202111.

It can be written as a sum of positive squares in only one way, i.e., 10480435876 + 639786436 = 102374^2 + 25294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 695013887 + ... + 695013902.

Almost surely, 2^11120222312 is an apocalyptic number.

It is an amenable number.

11120222312 is a deficient number, since it is larger than the sum of its proper divisors (9730194538).

11120222312 is a wasteful number, since it uses less digits than its factorization.

11120222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390027795 (or 1390027791 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11120222312 its reverse (21322202111), we get a palindrome (32442424423).

The spelling of 11120222312 in words is "eleven billion, one hundred twenty million, two hundred twenty-two thousand, three hundred twelve".