42243222401224 has 32 divisors (see below), whose sum is σ = 85317953568120. Its totient is φ = 19492497225216.

The previous prime is 42243222401207. The next prime is 42243222401251. The reversal of 42243222401224 is 42210422234224.

It can be written as a sum of positive squares in 4 ways, for example, as 29942980992324 + 12300241408900 = 5472018^2 + 3507170^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42243222401224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45103539 + ... + 46030594.

Almost surely, 2^{42243222401224} is an apocalyptic number.

It is an amenable number.

42243222401224 is an abundant number, since it is smaller than the sum of its proper divisors (43074731166896).

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

42243222401224 is a wasteful number, since it uses less digits than its factorization.

42243222401224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91138609 (or 91138605 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 42243222401224 its reverse (42210422234224), we get a palindrome (84453644635448).

The spelling of 42243222401224 in words is "forty-two trillion, two hundred forty-three billion, two hundred twenty-two million, four hundred one thousand, two hundred twenty-four".