11331123221112 has 32 divisors (see below), whose sum is σ = 28331832883200. Its totient is φ = 3776504429664.

The previous prime is 11331123221107. The next prime is 11331123221189. The reversal of 11331123221112 is 21112232113311.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 33367798 + ... + 33705669.

It is an arithmetic number, because the mean of its divisors is an integer number (885369777600).

Almost surely, 2^{11331123221112} is an apocalyptic number.

11331123221112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11331123221112 is an abundant number, since it is smaller than the sum of its proper divisors (17000709662088).

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

11331123221112 is a wasteful number, since it uses less digits than its factorization.

11331123221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67080515 (or 67080511 counting only the distinct ones).

The product of its digits is 432, while the sum is 24.

Adding to 11331123221112 its reverse (21112232113311), we get a palindrome (32443355334423).

The spelling of 11331123221112 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-three million, two hundred twenty-one thousand, one hundred twelve".