2211012310444 has 12 divisors (see below), whose sum is σ = 4422024620944. Its totient is φ = 947576704464.

The previous prime is 2211012310393. The next prime is 2211012310459. The reversal of 2211012310444 is 4440132101122.

2211012310444 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39482362659 + ... + 39482362714.

Almost surely, 2^{2211012310444} is an apocalyptic number.

It is an amenable number.

2211012310444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2211012310444 is a wasteful number, since it uses less digits than its factorization.

2211012310444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78964725384 (or 78964725382 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2211012310444 its reverse (4440132101122), we get a palindrome (6651144411566).

The spelling of 2211012310444 in words is "two trillion, two hundred eleven billion, twelve million, three hundred ten thousand, four hundred forty-four".