121340841341 has 4 divisors (see below), whose sum is σ = 121346130684. Its totient is φ = 121335552000.

The previous prime is 121340841337. The next prime is 121340841353. The reversal of 121340841341 is 143148043121.

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 80366580100 + 40974261241 = 283490^2 + 202421^2 .

It is a cyclic number.

It is not a de Polignac number, because 121340841341 - 2² = 121340841337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121340841298 and 121340841307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121340841241) 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, 2610110 + ... + 2656191.

It is an arithmetic number, because the mean of its divisors is an integer number (30336532671).

Almost surely, 2^121340841341 is an apocalyptic number.

It is an amenable number.

121340841341 is a deficient number, since it is larger than the sum of its proper divisors (5289343).

121340841341 is an equidigital number, since it uses as much as digits as its factorization.

121340841341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5289342.

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 121340841341 its reverse (143148043121), we get a palindrome (264488884462).

The spelling of 121340841341 in words is "one hundred twenty-one billion, three hundred forty million, eight hundred forty-one thousand, three hundred forty-one".