1121132230109 has 4 divisors (see below), whose sum is σ = 1121192781660. Its totient is φ = 1121071678560.

The previous prime is 1121132230093. The next prime is 1121132230111. The reversal of 1121132230109 is 9010322311211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 520115016100 + 601017214009 = 721190^2 + 775253^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121132230109 - 2⁴ = 1121132230093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121132230159) 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, 30247994 + ... + 30285035.

It is an arithmetic number, because the mean of its divisors is an integer number (280298195415).

Almost surely, 2^{1121132230109} is an apocalyptic number.

It is an amenable number.

1121132230109 is a deficient number, since it is larger than the sum of its proper divisors (60551551).

1121132230109 is an equidigital number, since it uses as much as digits as its factorization.

1121132230109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60551550.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 1121132230109 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-two million, two hundred thirty thousand, one hundred nine".