121140241410423 has 16 divisors (see below), whose sum is σ = 161536183227872. Its totient is φ = 80752230720000.

The previous prime is 121140241410421. The next prime is 121140241410491. The reversal of 121140241410423 is 324014142041121.

It is not a de Polignac number, because 121140241410423 - 2¹ = 121140241410421 is a prime.

It is a super-3 number, since 3×121140241410423³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121140241410421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2320623723 + ... + 2320675923.

It is an arithmetic number, because the mean of its divisors is an integer number (10096011451742).

Almost surely, 2^{121140241410423} is an apocalyptic number.

121140241410423 is a deficient number, since it is larger than the sum of its proper divisors (40395941817449).

121140241410423 is a wasteful number, since it uses less digits than its factorization.

121140241410423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113346.

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 121140241410423 its reverse (324014142041121), we get a palindrome (445154383451544).

The spelling of 121140241410423 in words is "one hundred twenty-one trillion, one hundred forty billion, two hundred forty-one million, four hundred ten thousand, four hundred twenty-three".