11043223112 has 8 divisors (see below), whose sum is σ = 20706043350. Its totient is φ = 5521611552.

The previous prime is 11043223109. The next prime is 11043223129. The reversal of 11043223112 is 21132234011.

It can be written as a sum of positive squares in only one way, i.e., 7700764516 + 3342458596 = 87754^2 + 57814^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690201437 + ... + 690201452.

Almost surely, 2^11043223112 is an apocalyptic number.

It is an amenable number.

11043223112 is a deficient number, since it is larger than the sum of its proper divisors (9662820238).

11043223112 is a wasteful number, since it uses less digits than its factorization.

11043223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380402895 (or 1380402891 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11043223112 its reverse (21132234011), we get a palindrome (32175457123).

The spelling of 11043223112 in words is "eleven billion, forty-three million, two hundred twenty-three thousand, one hundred twelve".