1200444122342 has 4 divisors (see below), whose sum is σ = 1800666183516. Its totient is φ = 600222061170.

The previous prime is 1200444122341. The next prime is 1200444122359. The reversal of 1200444122342 is 2432214440021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200444122341) 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 as a sum of consecutive naturals, namely, 300111030584 + ... + 300111030587.

It is an arithmetic number, because the mean of its divisors is an integer number (450166545879).

Almost surely, 2^{1200444122342} is an apocalyptic number.

1200444122342 is a deficient number, since it is larger than the sum of its proper divisors (600222061174).

1200444122342 is an equidigital number, since it uses as much as digits as its factorization.

1200444122342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600222061173.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1200444122342 its reverse (2432214440021), we get a palindrome (3632658562363).

The spelling of 1200444122342 in words is "one trillion, two hundred billion, four hundred forty-four million, one hundred twenty-two thousand, three hundred forty-two".