1201124042444 has 12 divisors (see below), whose sum is σ = 2102355143784. Its totient is φ = 600451144224.

The previous prime is 1201124042413. The next prime is 1201124042479. The reversal of 1201124042444 is 4442404211021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27694874 + ... + 27738209.

It is an arithmetic number, because the mean of its divisors is an integer number (175196261982).

Almost surely, 2^{1201124042444} is an apocalyptic number.

It is an amenable number.

1201124042444 is a deficient number, since it is larger than the sum of its proper divisors (901231101340).

1201124042444 is a wasteful number, since it uses less digits than its factorization.

1201124042444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55438504 (or 55438502 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 1201124042444 its reverse (4442404211021), we get a palindrome (5643528253465).

The spelling of 1201124042444 in words is "one trillion, two hundred one billion, one hundred twenty-four million, forty-two thousand, four hundred forty-four".