121301031213323 has 4 divisors (see below), whose sum is σ = 130631879768208. Its totient is φ = 111970182658440.

The previous prime is 121301031213317. The next prime is 121301031213431. The reversal of 121301031213323 is 323312130103121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121301031213323 - 2¹⁸ = 121301030951179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121301031213292 and 121301031213301.

It is not an unprimeable number, because it can be changed into a prime (121301039213323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4665424277423 + ... + 4665424277448.

It is an arithmetic number, because the mean of its divisors is an integer number (32657969942052).

Almost surely, 2^{121301031213323} is an apocalyptic number.

121301031213323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

121301031213323 is a deficient number, since it is larger than the sum of its proper divisors (9330848554885).

121301031213323 is an equidigital number, since it uses as much as digits as its factorization.

121301031213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9330848554884.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 121301031213323 its reverse (323312130103121), we get a palindrome (444613161316444).

The spelling of 121301031213323 in words is "one hundred twenty-one trillion, three hundred one billion, thirty-one million, two hundred thirteen thousand, three hundred twenty-three".