1122331331112 has 32 divisors (see below), whose sum is σ = 2805894000000. Its totient is φ = 374101687424.

The previous prime is 1122331331111. The next prime is 1122331331123. The reversal of 1122331331112 is 2111331332211.

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 not an unprimeable number, because it can be changed into a prime (1122331331111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543889 + ... + 1593887.

It is an arithmetic number, because the mean of its divisors is an integer number (87684187500).

Almost surely, 2^{1122331331112} is an apocalyptic number.

1122331331112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122331331112 is an abundant number, since it is smaller than the sum of its proper divisors (1683562668888).

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

1122331331112 is a wasteful number, since it uses less digits than its factorization.

1122331331112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094545 (or 1094541 counting only the distinct ones).

The product of its digits is 648, while the sum is 24.

Adding to 1122331331112 its reverse (2111331332211), we get a palindrome (3233662663323).

The spelling of 1122331331112 in words is "one trillion, one hundred twenty-two billion, three hundred thirty-one million, three hundred thirty-one thousand, one hundred twelve".