2212111342444 has 12 divisors (see below), whose sum is σ = 3871209001968. Its totient is φ = 1106051627600.

The previous prime is 2212111342417. The next prime is 2212111342453. The reversal of 2212111342444 is 4442431112122.

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 3 ways as a sum of consecutive naturals, for example, 456729 + ... + 2152399.

It is an arithmetic number, because the mean of its divisors is an integer number (322600750164).

Almost surely, 2^{2212111342444} is an apocalyptic number.

It is an amenable number.

2212111342444 is a deficient number, since it is larger than the sum of its proper divisors (1659097659524).

2212111342444 is a wasteful number, since it uses less digits than its factorization.

2212111342444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021816 (or 2021814 counting only the distinct ones).

The product of its digits is 12288, while the sum is 31.

Adding to 2212111342444 its reverse (4442431112122), we get a palindrome (6654542454566).

The spelling of 2212111342444 in words is "two trillion, two hundred twelve billion, one hundred eleven million, three hundred forty-two thousand, four hundred forty-four".