1204412123442 has 96 divisors (see below), whose sum is σ = 2739130071552. Its totient is φ = 352424160000.

The previous prime is 1204412123441. The next prime is 1204412123531. The reversal of 1204412123442 is 2443212144021.

It is not an unprimeable number, because it can be changed into a prime (1204412123441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10226692 + ... + 10343792.

It is an arithmetic number, because the mean of its divisors is an integer number (28532604912).

Almost surely, 2^{1204412123442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204412123442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1369565035776).

1204412123442 is an abundant number, since it is smaller than the sum of its proper divisors (1534717948110).

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

1204412123442 is a wasteful number, since it uses less digits than its factorization.

1204412123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117616 (or 117605 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1204412123442 its reverse (2443212144021), we get a palindrome (3647624267463).

The spelling of 1204412123442 in words is "one trillion, two hundred four billion, four hundred twelve million, one hundred twenty-three thousand, four hundred forty-two".