44122211121 has 8 divisors (see below), whose sum is σ = 58837582624. Its totient is φ = 29410823520.

The previous prime is 44122211117. The next prime is 44122211171. The reversal of 44122211121 is 12111222144.

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

It is not a de Polignac number, because 44122211121 - 2² = 44122211117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44122211171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 970036 + ... + 1014501.

It is an arithmetic number, because the mean of its divisors is an integer number (7354697828).

Almost surely, 2^44122211121 is an apocalyptic number.

It is an amenable number.

44122211121 is a deficient number, since it is larger than the sum of its proper divisors (14715371503).

44122211121 is a wasteful number, since it uses less digits than its factorization.

44122211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1991951.

The product of its digits is 256, while the sum is 21.

Adding to 44122211121 its reverse (12111222144), we get a palindrome (56233433265).

The spelling of 44122211121 in words is "forty-four billion, one hundred twenty-two million, two hundred eleven thousand, one hundred twenty-one".