1222441323432 has 128 divisors (see below), whose sum is σ = 3506932469760. Its totient is φ = 347845674240.

The previous prime is 1222441323427. The next prime is 1222441323451. The reversal of 1222441323432 is 2343231442221.

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 = 1222441323393 and 1222441323402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 224586903 + ... + 224592345.

It is an arithmetic number, because the mean of its divisors is an integer number (27397909920).

Almost surely, 2^{1222441323432} is an apocalyptic number.

1222441323432 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 1222441323432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1753466234880).

1222441323432 is an abundant number, since it is smaller than the sum of its proper divisors (2284491146328).

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

1222441323432 is a wasteful number, since it uses less digits than its factorization.

1222441323432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10663 (or 10659 counting only the distinct ones).

The product of its digits is 55296, while the sum is 33.

Adding to 1222441323432 its reverse (2343231442221), we get a palindrome (3565672765653).

The spelling of 1222441323432 in words is "one trillion, two hundred twenty-two billion, four hundred forty-one million, three hundred twenty-three thousand, four hundred thirty-two".