1112231440321 has 4 divisors (see below), whose sum is σ = 1170769937200. Its totient is φ = 1053692943444.

The previous prime is 1112231440319. The next prime is 1112231440339. The reversal of 1112231440321 is 1230441322111.

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 a cyclic number.

It is not a de Polignac number, because 1112231440321 - 2¹ = 1112231440319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112231440301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29269248411 + ... + 29269248448.

It is an arithmetic number, because the mean of its divisors is an integer number (292692484300).

Almost surely, 2^{1112231440321} is an apocalyptic number.

It is an amenable number.

1112231440321 is a deficient number, since it is larger than the sum of its proper divisors (58538496879).

1112231440321 is an equidigital number, since it uses as much as digits as its factorization.

1112231440321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58538496878.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1112231440321 its reverse (1230441322111), we get a palindrome (2342672762432).

The spelling of 1112231440321 in words is "one trillion, one hundred twelve billion, two hundred thirty-one million, four hundred forty thousand, three hundred twenty-one".