121034044423 has 4 divisors (see below), whose sum is σ = 121046063040. Its totient is φ = 121022025808.

The previous prime is 121034044399. The next prime is 121034044433. The reversal of 121034044423 is 324440430121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324440430121 = 15269 ⋅21248309.

It is a cyclic number.

It is not a de Polignac number, because 121034044423 - 2²⁵ = 121000489991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121034044391 and 121034044400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121034044433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5994190 + ... + 6014347.

It is an arithmetic number, because the mean of its divisors is an integer number (30261515760).

Almost surely, 2^121034044423 is an apocalyptic number.

121034044423 is a deficient number, since it is larger than the sum of its proper divisors (12018617).

121034044423 is a wasteful number, since it uses less digits than its factorization.

121034044423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12018616.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 121034044423 its reverse (324440430121), we get a palindrome (445474474544).

The spelling of 121034044423 in words is "one hundred twenty-one billion, thirty-four million, forty-four thousand, four hundred twenty-three".