1123423212324 has 48 divisors (see below), whose sum is σ = 3172018485888. Its totient is φ = 302096997888.

The previous prime is 1123423212323. The next prime is 1123423212349. The reversal of 1123423212324 is 4232123243211.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1123423212291 and 1123423212300.

It is not an unprimeable number, because it can be changed into a prime (1123423212323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393354039 + ... + 393356894.

It is an arithmetic number, because the mean of its divisors is an integer number (66083718456).

Almost surely, 2^{1123423212324} is an apocalyptic number.

1123423212324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1123423212324 is an abundant number, since it is smaller than the sum of its proper divisors (2048595273564).

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

1123423212324 is a wasteful number, since it uses less digits than its factorization.

1123423212324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786710964 (or 786710962 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

Adding to 1123423212324 its reverse (4232123243211), we get a palindrome (5355546455535).

The spelling of 1123423212324 in words is "one trillion, one hundred twenty-three billion, four hundred twenty-three million, two hundred twelve thousand, three hundred twenty-four".