1201143442404 has 192 divisors, whose sum is σ = 3206777333760. Its totient is φ = 347557754880.

The previous prime is 1201143442399. The next prime is 1201143442427. The reversal of 1201143442404 is 4042443411021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51822162 + ... + 51845334.

It is an arithmetic number, because the mean of its divisors is an integer number (16701965280).

Almost surely, 2^{1201143442404} 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 1201143442404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1603388666880).

1201143442404 is an abundant number, since it is smaller than the sum of its proper divisors (2005633891356).

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

1201143442404 is a wasteful number, since it uses less digits than its factorization.

1201143442404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23570 (or 23568 counting only the distinct ones).

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

Adding to 1201143442404 its reverse (4042443411021), we get a palindrome (5243586853425).

The spelling of 1201143442404 in words is "one trillion, two hundred one billion, one hundred forty-three million, four hundred forty-two thousand, four hundred four".