1121325321225 has 24 divisors (see below), whose sum is σ = 1854501220000. Its totient is φ = 597854142720.

The previous prime is 1121325321209. The next prime is 1121325321227. The reversal of 1121325321225 is 5221235231211.

It is not a de Polignac number, because 1121325321225 - 2⁴ = 1121325321209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121325321192 and 1121325321201.

It is not an unprimeable number, because it can be changed into a prime (1121325321227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2082475 + ... + 2565024.

Almost surely, 2^{1121325321225} is an apocalyptic number.

1121325321225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1121325321225 is a deficient number, since it is larger than the sum of its proper divisors (733175898775).

1121325321225 is a wasteful number, since it uses less digits than its factorization.

1121325321225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4650729 (or 4650724 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The spelling of 1121325321225 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-five million, three hundred twenty-one thousand, two hundred twenty-five".