42242203228 has 24 divisors (see below), whose sum is σ = 78282666000. Its totient is φ = 19876055808.

The previous prime is 42242203189. The next prime is 42242203229. The reversal of 42242203228 is 82230224224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42242203228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42242203229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536323 + ... + 610021.

It is an arithmetic number, because the mean of its divisors is an integer number (3261777750).

Almost surely, 2^42242203228 is an apocalyptic number.

It is an amenable number.

42242203228 is a deficient number, since it is larger than the sum of its proper divisors (36040462772).

42242203228 is a wasteful number, since it uses less digits than its factorization.

42242203228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82149 (or 82147 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

The spelling of 42242203228 in words is "forty-two billion, two hundred forty-two million, two hundred three thousand, two hundred twenty-eight".