1044320121133 has 16 divisors (see below), whose sum is σ = 1085179576320. Its totient is φ = 1003916905200.

The previous prime is 1044320121127. The next prime is 1044320121149. The reversal of 1044320121133 is 3311210234401.

1044320121133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1044320121133 - 2²¹ = 1044318023981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1044320121098 and 1044320121107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044320101133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7860108 + ... + 7991866.

It is an arithmetic number, because the mean of its divisors is an integer number (67823723520).

Almost surely, 2^{1044320121133} is an apocalyptic number.

It is an amenable number.

1044320121133 is a deficient number, since it is larger than the sum of its proper divisors (40859455187).

1044320121133 is a wasteful number, since it uses less digits than its factorization.

1044320121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133488.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1044320121133 its reverse (3311210234401), we get a palindrome (4355530355534).

The spelling of 1044320121133 in words is "one trillion, forty-four billion, three hundred twenty million, one hundred twenty-one thousand, one hundred thirty-three".