121003231302323 has 16 divisors (see below), whose sum is σ = 122750343475200. Its totient is φ = 119257316475360.

The previous prime is 121003231302139. The next prime is 121003231302353. The reversal of 121003231302323 is 323203132300121.

It is a cyclic number.

It is not a de Polignac number, because 121003231302323 - 2⁸ = 121003231302067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121003231302292 and 121003231302301.

It is not an unprimeable number, because it can be changed into a prime (121003231302353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3219094013 + ... + 3219131601.

It is an arithmetic number, because the mean of its divisors is an integer number (7671896467200).

Almost surely, 2^{121003231302323} is an apocalyptic number.

121003231302323 is a deficient number, since it is larger than the sum of its proper divisors (1747112172877).

121003231302323 is a wasteful number, since it uses less digits than its factorization.

121003231302323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52282.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 121003231302323 its reverse (323203132300121), we get a palindrome (444206363602444).

The spelling of 121003231302323 in words is "one hundred twenty-one trillion, three billion, two hundred thirty-one million, three hundred two thousand, three hundred twenty-three".