121041340223 has 8 divisors (see below), whose sum is σ = 122705497008. Its totient is φ = 119377347264.

The previous prime is 121041340181. The next prime is 121041340247. The reversal of 121041340223 is 322043140121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121041340223 - 2⁶ = 121041340159 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 (121041340723) 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 7 ways as a sum of consecutive naturals, for example, 2669540 + ... + 2714502.

It is an arithmetic number, because the mean of its divisors is an integer number (15338187126).

Almost surely, 2^121041340223 is an apocalyptic number.

121041340223 is a deficient number, since it is larger than the sum of its proper divisors (1664156785).

121041340223 is an equidigital number, since it uses as much as digits as its factorization.

121041340223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81913.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 121041340223 its reverse (322043140121), we get a palindrome (443084480344).

The spelling of 121041340223 in words is "one hundred twenty-one billion, forty-one million, three hundred forty thousand, two hundred twenty-three".