440332122212 has 12 divisors (see below), whose sum is σ = 770587188336. Its totient is φ = 220164354120.

The previous prime is 440332122203. The next prime is 440332122239. The reversal of 440332122212 is 212221233044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285887 + ... + 981017.

It is an arithmetic number, because the mean of its divisors is an integer number (64215599028).

Almost surely, 2^440332122212 is an apocalyptic number.

It is an amenable number.

440332122212 is a deficient number, since it is larger than the sum of its proper divisors (330255066124).

440332122212 is a wasteful number, since it uses less digits than its factorization.

440332122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853498 (or 853496 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 440332122212 its reverse (212221233044), we get a palindrome (652553355256).

The spelling of 440332122212 in words is "four hundred forty billion, three hundred thirty-two million, one hundred twenty-two thousand, two hundred twelve".