42240124222 has 8 divisors (see below), whose sum is σ = 63779790672. Its totient is φ = 20980194000.

The previous prime is 42240124211. The next prime is 42240124237. The reversal of 42240124222 is 22242104224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42240124222² (a number of 22 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, 69933679 + ... + 69934282.

It is an arithmetic number, because the mean of its divisors is an integer number (7972473834).

Almost surely, 2^42240124222 is an apocalyptic number.

42240124222 is a deficient number, since it is larger than the sum of its proper divisors (21539666450).

42240124222 is a wasteful number, since it uses less digits than its factorization.

42240124222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139868114.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 42240124222 its reverse (22242104224), we get a palindrome (64482228446).

The spelling of 42240124222 in words is "forty-two billion, two hundred forty million, one hundred twenty-four thousand, two hundred twenty-two".