120223113212321 has 4 divisors (see below), whose sum is σ = 137397843671232. Its totient is φ = 103048382753412.

The previous prime is 120223113212281. The next prime is 120223113212329. The reversal of 120223113212321 is 123212311322021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 120223113212321 - 2²² = 120223109018017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120223113212329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8587365229445 + ... + 8587365229458.

It is an arithmetic number, because the mean of its divisors is an integer number (34349460917808).

Almost surely, 2^{120223113212321} is an apocalyptic number.

It is an amenable number.

120223113212321 is a deficient number, since it is larger than the sum of its proper divisors (17174730458911).

120223113212321 is an equidigital number, since it uses as much as digits as its factorization.

120223113212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17174730458910.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 120223113212321 its reverse (123212311322021), we get a palindrome (243435424534342).

The spelling of 120223113212321 in words is "one hundred twenty trillion, two hundred twenty-three billion, one hundred thirteen million, two hundred twelve thousand, three hundred twenty-one".