11012323212 has 36 divisors (see below), whose sum is σ = 30367316616. Its totient is φ = 3337067520.

The previous prime is 11012323193. The next prime is 11012323213. The reversal of 11012323212 is 21232321011.

11012323212 is a `hidden beast` number, since 110 + 1 + 232 + 321 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11012323213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13904053 + ... + 13904844.

Almost surely, 2^11012323212 is an apocalyptic number.

11012323212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11012323212 is an abundant number, since it is smaller than the sum of its proper divisors (19354993404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11012323212 is a wasteful number, since it uses less digits than its factorization.

11012323212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27808918 (or 27808913 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11012323212 its reverse (21232321011), we get a palindrome (32244644223).

The spelling of 11012323212 in words is "eleven billion, twelve million, three hundred twenty-three thousand, two hundred twelve".