112321221442 has 8 divisors (see below), whose sum is σ = 168483325500. Its totient is φ = 56160112944.

The previous prime is 112321221391. The next prime is 112321221451. The reversal of 112321221442 is 244122123211.

It can be written as a sum of positive squares in 2 ways, for example, as 112105102041 + 216119401 = 334821^2 + 14701^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183184 + ... + 508132.

Almost surely, 2^112321221442 is an apocalyptic number.

112321221442 is a deficient number, since it is larger than the sum of its proper divisors (56162104058).

112321221442 is a wasteful number, since it uses less digits than its factorization.

112321221442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497780.

The product of its digits is 1536, while the sum is 25.

Adding to 112321221442 its reverse (244122123211), we get a palindrome (356443344653).

The spelling of 112321221442 in words is "one hundred twelve billion, three hundred twenty-one million, two hundred twenty-one thousand, four hundred forty-two".