111442322050042 has 8 divisors (see below), whose sum is σ = 176996629138356. Its totient is φ = 52443445670592.

The previous prime is 111442322050019. The next prime is 111442322050043. The reversal of 111442322050042 is 240050223244111.

It can be written as a sum of positive squares in 2 ways, for example, as 94013792837041 + 17428529213001 = 9696071^2 + 4174749^2 .

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

It is a super-2 number, since 2×111442322050042² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111442322049986 and 111442322050013.

It is not an unprimeable number, because it can be changed into a prime (111442322050043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1638857677173 + ... + 1638857677240.

Almost surely, 2^{111442322050042} is an apocalyptic number.

111442322050042 is a deficient number, since it is larger than the sum of its proper divisors (65554307088314).

111442322050042 is a wasteful number, since it uses less digits than its factorization.

111442322050042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277715354432.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 111442322050042 its reverse (240050223244111), we get a palindrome (351492545294153).

The spelling of 111442322050042 in words is "one hundred eleven trillion, four hundred forty-two billion, three hundred twenty-two million, fifty thousand, forty-two".