11122323312 has 20 divisors (see below), whose sum is σ = 28732668680. Its totient is φ = 3707441088.

The previous prime is 11122323307. The next prime is 11122323349. The reversal of 11122323312 is 21332322111.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115857487 + ... + 115857582.

It is an arithmetic number, because the mean of its divisors is an integer number (1436633434).

Almost surely, 2^11122323312 is an apocalyptic number.

11122323312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11122323312 is an abundant number, since it is smaller than the sum of its proper divisors (17610345368).

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

11122323312 is a wasteful number, since it uses less digits than its factorization.

11122323312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231715080 (or 231715074 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

Adding to 11122323312 its reverse (21332322111), we get a palindrome (32454645423).

The spelling of 11122323312 in words is "eleven billion, one hundred twenty-two million, three hundred twenty-three thousand, three hundred twelve".