121320232310123 has 8 divisors (see below), whose sum is σ = 151256393529600. Its totient is φ = 94535245955880.

The previous prime is 121320232310113. The next prime is 121320232310171. The reversal of 121320232310123 is 321013232023121.

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 121320232310123 - 2⁸ = 121320232309867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121320232310092 and 121320232310101.

It is not an unprimeable number, because it can be changed into a prime (121320232310113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787793716223 + ... + 787793716376.

It is an arithmetic number, because the mean of its divisors is an integer number (18907049191200).

Almost surely, 2^{121320232310123} is an apocalyptic number.

121320232310123 is a deficient number, since it is larger than the sum of its proper divisors (29936161219477).

121320232310123 is a wasteful number, since it uses less digits than its factorization.

121320232310123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575587432617.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 121320232310123 its reverse (321013232023121), we get a palindrome (442333464333244).

The spelling of 121320232310123 in words is "one hundred twenty-one trillion, three hundred twenty billion, two hundred thirty-two million, three hundred ten thousand, one hundred twenty-three".