1123111123332 has 192 divisors, whose sum is σ = 3038559713280. Its totient is φ = 319096166400.

The previous prime is 1123111123327. The next prime is 1123111123339. The reversal of 1123111123332 is 2333211113211.

It is a super-2 number, since 2×1123111123332² (a number of 25 digits) contains 22 as substring.

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 (1123111123339) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1156653607 + ... + 1156654577.

It is an arithmetic number, because the mean of its divisors is an integer number (15825831840).

Almost surely, 2^{1123111123332} is an apocalyptic number.

1123111123332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123111123332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1519279856640).

1123111123332 is an abundant number, since it is smaller than the sum of its proper divisors (1915448589948).

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

1123111123332 is a wasteful number, since it uses less digits than its factorization.

1123111123332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2442 (or 2440 counting only the distinct ones).

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

Adding to 1123111123332 its reverse (2333211113211), we get a palindrome (3456322236543).

The spelling of 1123111123332 in words is "one trillion, one hundred twenty-three billion, one hundred eleven million, one hundred twenty-three thousand, three hundred thirty-two".