1124220421444 has 12 divisors (see below), whose sum is σ = 1987668065404. Its totient is φ = 556315259904.

The previous prime is 1124220421433. The next prime is 1124220421451. The reversal of 1124220421444 is 4441240224211.

It can be written as a sum of positive squares in 2 ways, for example, as 852737739844 + 271482681600 = 923438^2 + 521040^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1448737269 + ... + 1448738044.

Almost surely, 2^{1124220421444} is an apocalyptic number.

It is an amenable number.

1124220421444 is a deficient number, since it is larger than the sum of its proper divisors (863447643960).

1124220421444 is a wasteful number, since it uses less digits than its factorization.

1124220421444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897475414 (or 2897475412 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 1124220421444 its reverse (4441240224211), we get a palindrome (5565460645655).

The spelling of 1124220421444 in words is "one trillion, one hundred twenty-four billion, two hundred twenty million, four hundred twenty-one thousand, four hundred forty-four".