11211023312 has 20 divisors (see below), whose sum is σ = 21727005216. Its totient is φ = 5604054240.

The previous prime is 11211023311. The next prime is 11211023323. The reversal of 11211023312 is 21332011211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211023311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26228 + ... + 152019.

Almost surely, 2^11211023312 is an apocalyptic number.

It is an amenable number.

11211023312 is a deficient number, since it is larger than the sum of its proper divisors (10515981904).

11211023312 is a wasteful number, since it uses less digits than its factorization.

11211023312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182186 (or 182180 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11211023312 its reverse (21332011211), we get a palindrome (32543034523).

The spelling of 11211023312 in words is "eleven billion, two hundred eleven million, twenty-three thousand, three hundred twelve".