11001123212 has 24 divisors (see below), whose sum is σ = 19486202400. Its totient is φ = 5433881600.

The previous prime is 11001123151. The next prime is 11001123229. The reversal of 11001123212 is 21232110011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151073 + ... + 211719.

It is an arithmetic number, because the mean of its divisors is an integer number (811925100).

Almost surely, 2^11001123212 is an apocalyptic number.

It is an amenable number.

11001123212 is a deficient number, since it is larger than the sum of its proper divisors (8485079188).

11001123212 is a wasteful number, since it uses less digits than its factorization.

11001123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61201 (or 61199 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11001123212 its reverse (21232110011), we get a palindrome (32233233223).

The spelling of 11001123212 in words is "eleven billion, one million, one hundred twenty-three thousand, two hundred twelve".