120641321323 has 4 divisors (see below), whose sum is σ = 120642298888. Its totient is φ = 120640343760.

The previous prime is 120641321299. The next prime is 120641321329. The reversal of 120641321323 is 323123146021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 120641321323 - 2¹³ = 120641313131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120641321291 and 120641321300.

It is not an unprimeable number, because it can be changed into a prime (120641321329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271458 + ... + 561223.

It is an arithmetic number, because the mean of its divisors is an integer number (30160574722).

Almost surely, 2^120641321323 is an apocalyptic number.

120641321323 is a deficient number, since it is larger than the sum of its proper divisors (977565).

120641321323 is an equidigital number, since it uses as much as digits as its factorization.

120641321323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977564.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 120641321323 its reverse (323123146021), we get a palindrome (443764467344).

The spelling of 120641321323 in words is "one hundred twenty billion, six hundred forty-one million, three hundred twenty-one thousand, three hundred twenty-three".