42255231122 has 32 divisors (see below), whose sum is σ = 69463215360. Its totient is φ = 19158652800.

The previous prime is 42255231121. The next prime is 42255231157. The reversal of 42255231122 is 22113255224.

It is a happy number.

42255231122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42255231121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2419622 + ... + 2437022.

It is an arithmetic number, because the mean of its divisors is an integer number (2170725480).

Almost surely, 2^42255231122 is an apocalyptic number.

42255231122 is a deficient number, since it is larger than the sum of its proper divisors (27207984238).

42255231122 is a wasteful number, since it uses less digits than its factorization.

42255231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19058.

The product of its digits is 9600, while the sum is 29.

Adding to 42255231122 its reverse (22113255224), we get a palindrome (64368486346).

The spelling of 42255231122 in words is "forty-two billion, two hundred fifty-five million, two hundred thirty-one thousand, one hundred twenty-two".