11022312312 has 48 divisors (see below), whose sum is σ = 32565925080. Its totient is φ = 3340094400.

The previous prime is 11022312311. The next prime is 11022312337. The reversal of 11022312312 is 21321322011.

11022312312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022312311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6957739 + ... + 6959322.

Almost surely, 2^11022312312 is an apocalyptic number.

11022312312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11022312312 is an abundant number, since it is smaller than the sum of its proper divisors (21543612768).

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

11022312312 is a wasteful number, since it uses less digits than its factorization.

11022312312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13917084 (or 13917077 counting only the distinct ones).

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

Adding to 11022312312 its reverse (21321322011), we get a palindrome (32343634323).

The spelling of 11022312312 in words is "eleven billion, twenty-two million, three hundred twelve thousand, three hundred twelve".