44121204212 has 48 divisors (see below), whose sum is σ = 82866040320. Its totient is φ = 20517235200.

The previous prime is 44121204151. The next prime is 44121204227. The reversal of 44121204212 is 21240212144.

It is a super-2 number, since 2×44121204212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275864 + ... + 405392.

It is an arithmetic number, because the mean of its divisors is an integer number (1726375840).

Almost surely, 2^44121204212 is an apocalyptic number.

It is an amenable number.

44121204212 is a deficient number, since it is larger than the sum of its proper divisors (38744836108).

44121204212 is a wasteful number, since it uses less digits than its factorization.

44121204212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129672 (or 129670 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 44121204212 its reverse (21240212144), we get a palindrome (65361416356).

The spelling of 44121204212 in words is "forty-four billion, one hundred twenty-one million, two hundred four thousand, two hundred twelve".