1112230121011 has 4 divisors (see below), whose sum is σ = 1117501354024. Its totient is φ = 1106958888000.

The previous prime is 1112230120957. The next prime is 1112230121071. The reversal of 1112230121011 is 1101210322111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1112230121011 - 2²⁷ = 1112095903283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112230121071) by changing a digit.

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, 2635616190 + ... + 2635616611.

It is an arithmetic number, because the mean of its divisors is an integer number (279375338506).

Almost surely, 2^{1112230121011} is an apocalyptic number.

1112230121011 is a deficient number, since it is larger than the sum of its proper divisors (5271233013).

1112230121011 is an equidigital number, since it uses as much as digits as its factorization.

1112230121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5271233012.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1112230121011 its reverse (1101210322111), we get a palindrome (2213440443122).

The spelling of 1112230121011 in words is "one trillion, one hundred twelve billion, two hundred thirty million, one hundred twenty-one thousand, eleven".