44013221131 has 8 divisors (see below), whose sum is σ = 48015950400. Its totient is φ = 40010746440.

The previous prime is 44013221123. The next prime is 44013221171. The reversal of 44013221131 is 13112231044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44013221131 - 2³ = 44013221123 is a prime.

It is a super-2 number, since 2×44013221131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44013221171) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 587940 + ... + 658558.

It is an arithmetic number, because the mean of its divisors is an integer number (6001993800).

Almost surely, 2^44013221131 is an apocalyptic number.

44013221131 is a deficient number, since it is larger than the sum of its proper divisors (4002729269).

44013221131 is a wasteful number, since it uses less digits than its factorization.

44013221131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127289.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 44013221131 its reverse (13112231044), we get a palindrome (57125452175).

The spelling of 44013221131 in words is "forty-four billion, thirteen million, two hundred twenty-one thousand, one hundred thirty-one".