42243103440212 has 12 divisors (see below), whose sum is σ = 73928604357300. Its totient is φ = 21120645052416.

The previous prime is 42243103440173. The next prime is 42243103440217. The reversal of 42243103440212 is 21204430134224.

It is a happy number.

42243103440212 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 19196613383236 + 23046490056976 = 4381394^2 + 4800676^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42243103440217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226562087 + ... + 226748462.

It is an arithmetic number, because the mean of its divisors is an integer number (6160717029775).

Almost surely, 2^{42243103440212} is an apocalyptic number.

It is an amenable number.

42243103440212 is a deficient number, since it is larger than the sum of its proper divisors (31685500917088).

42243103440212 is a wasteful number, since it uses less digits than its factorization.

42243103440212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453333850 (or 453333848 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 42243103440212 its reverse (21204430134224), we get a palindrome (63447533574436).

The spelling of 42243103440212 in words is "forty-two trillion, two hundred forty-three billion, one hundred three million, four hundred forty thousand, two hundred twelve".