44130133121 has 4 divisors (see below), whose sum is σ = 44133835200. Its totient is φ = 44126431044.

The previous prime is 44130133109. The next prime is 44130133123. The reversal of 44130133121 is 12133103144.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44130133121 - 2⁶ = 44130133057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44130133123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833101 + ... + 1857018.

It is an arithmetic number, because the mean of its divisors is an integer number (11033458800).

Almost surely, 2^44130133121 is an apocalyptic number.

It is an amenable number.

44130133121 is a deficient number, since it is larger than the sum of its proper divisors (3702079).

44130133121 is a wasteful number, since it uses less digits than its factorization.

44130133121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702078.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 44130133121 its reverse (12133103144), we get a palindrome (56263236265).

The spelling of 44130133121 in words is "forty-four billion, one hundred thirty million, one hundred thirty-three thousand, one hundred twenty-one".