121180907425 has 6 divisors (see below), whose sum is σ = 150264325238. Its totient is φ = 96944725920.

The previous prime is 121180907417. The next prime is 121180907431. The reversal of 121180907425 is 524709081121.

It can be written as a sum of positive squares in 3 ways, for example, as 1266221056 + 119914686369 = 35584^2 + 346287^2 .

It is not a de Polignac number, because 121180907425 - 2³ = 121180907417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2423618124 + ... + 2423618173.

Almost surely, 2^121180907425 is an apocalyptic number.

It is an amenable number.

121180907425 is a deficient number, since it is larger than the sum of its proper divisors (29083417813).

121180907425 is an equidigital number, since it uses as much as digits as its factorization.

121180907425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4847236307 (or 4847236302 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 40.

Adding to 121180907425 its reverse (524709081121), we get a palindrome (645889988546).

The spelling of 121180907425 in words is "one hundred twenty-one billion, one hundred eighty million, nine hundred seven thousand, four hundred twenty-five".