1244044111120 has 80 divisors (see below), whose sum is σ = 3062775027888. Its totient is φ = 468310671360.

The previous prime is 1244044111109. The next prime is 1244044111153. The reversal of 1244044111120 is 211114404421.

It can be written as a sum of positive squares in 8 ways, for example, as 158846885136 + 1085197225984 = 398556^2 + 1041728^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24292582 + ... + 24343738.

Almost surely, 2^{1244044111120} is an apocalyptic number.

1244044111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1244044111120 is an abundant number, since it is smaller than the sum of its proper divisors (1818730916768).

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

1244044111120 is a wasteful number, since it uses less digits than its factorization.

1244044111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69068 (or 69062 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 1244044111120 its reverse (211114404421), we get a palindrome (1455158515541).

The spelling of 1244044111120 in words is "one trillion, two hundred forty-four billion, forty-four million, one hundred eleven thousand, one hundred twenty".