120013202321 has 2 divisors, whose sum is σ = 120013202322. Its totient is φ = 120013202320.

The previous prime is 120013202311. The next prime is 120013202339. The reversal of 120013202321 is 123202310021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103144387921 + 16868814400 = 321161^2 + 129880^2 .

It is a cyclic number.

It is not a de Polignac number, because 120013202321 - 2²⁶ = 119946093457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120013202321.

It is not a weakly prime, because it can be changed into another prime (120013202311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006601160 + 60006601161.

It is an arithmetic number, because the mean of its divisors is an integer number (60006601161).

Almost surely, 2^120013202321 is an apocalyptic number.

It is an amenable number.

120013202321 is a deficient number, since it is larger than the sum of its proper divisors (1).

120013202321 is an equidigital number, since it uses as much as digits as its factorization.

120013202321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 120013202321 its reverse (123202310021), we get a palindrome (243215512342).

The spelling of 120013202321 in words is "one hundred twenty billion, thirteen million, two hundred two thousand, three hundred twenty-one".