12212040103444 has 12 divisors (see below), whose sum is σ = 21417428254068. Its totient is φ = 6092774888000.

The previous prime is 12212040103433. The next prime is 12212040103457. The reversal of 12212040103444 is 44430104021221.

It can be written as a sum of positive squares in 2 ways, for example, as 4662844247044 + 7549195856400 = 2159362^2 + 2747580^2 .

It is a super-2 number, since 2×12212040103444² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 3311288857 + ... + 3311292544.

It is an arithmetic number, because the mean of its divisors is an integer number (1784785687839).

Almost surely, 2^{12212040103444} is an apocalyptic number.

It is an amenable number.

12212040103444 is a deficient number, since it is larger than the sum of its proper divisors (9205388150624).

12212040103444 is a wasteful number, since it uses less digits than its factorization.

12212040103444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6622581866 (or 6622581864 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 12212040103444 its reverse (44430104021221), we get a palindrome (56642144124665).

The spelling of 12212040103444 in words is "twelve trillion, two hundred twelve billion, forty million, one hundred three thousand, four hundred forty-four".