1122401234432 has 80 divisors (see below), whose sum is σ = 2252380003632. Its totient is φ = 558758952960.

The previous prime is 1122401234417. The next prime is 1122401234491. The reversal of 1122401234432 is 2344321042211.

It is a junction number, because it is equal to n+sod(n) for n = 1122401234395 and 1122401234404.

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, 295133843 + ... + 295137645.

Almost surely, 2^{1122401234432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122401234432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1126190001816).

1122401234432 is an abundant number, since it is smaller than the sum of its proper divisors (1129978769200).

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

1122401234432 is an equidigital number, since it uses as much as digits as its factorization.

1122401234432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6179 (or 6163 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1122401234432 its reverse (2344321042211), we get a palindrome (3466722276643).

The spelling of 1122401234432 in words is "one trillion, one hundred twenty-two billion, four hundred one million, two hundred thirty-four thousand, four hundred thirty-two".