1112230221321 has 4 divisors (see below), whose sum is σ = 1482973628432. Its totient is φ = 741486814212.

The previous prime is 1112230221313. The next prime is 1112230221367. The reversal of 1112230221321 is 1231220322111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1112230221321 - 2³ = 1112230221313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112230221521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185371703551 + ... + 185371703556.

It is an arithmetic number, because the mean of its divisors is an integer number (370743407108).

Almost surely, 2^{1112230221321} is an apocalyptic number.

It is an amenable number.

1112230221321 is a deficient number, since it is larger than the sum of its proper divisors (370743407111).

1112230221321 is an equidigital number, since it uses as much as digits as its factorization.

1112230221321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370743407110.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1112230221321 its reverse (1231220322111), we get a palindrome (2343450543432).

The spelling of 1112230221321 in words is "one trillion, one hundred twelve billion, two hundred thirty million, two hundred twenty-one thousand, three hundred twenty-one".