263213323201 has 4 divisors (see below), whose sum is σ = 268179612372. Its totient is φ = 258247034032.

The previous prime is 263213323157. The next prime is 263213323229. The reversal of 263213323201 is 102323312362.

263213323201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 108096288400 + 155117034801 = 328780^2 + 393849^2 .

It is a cyclic number.

It is not a de Polignac number, because 263213323201 - 2¹⁹ = 263212798913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 263213323201.

It is not an unprimeable number, because it can be changed into a prime (263213323801) 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, 2483144506 + ... + 2483144611.

It is an arithmetic number, because the mean of its divisors is an integer number (67044903093).

Almost surely, 2^263213323201 is an apocalyptic number.

It is an amenable number.

263213323201 is a deficient number, since it is larger than the sum of its proper divisors (4966289171).

263213323201 is an equidigital number, since it uses as much as digits as its factorization.

263213323201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4966289170.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 263213323201 its reverse (102323312362), we get a palindrome (365536635563).

The spelling of 263213323201 in words is "two hundred sixty-three billion, two hundred thirteen million, three hundred twenty-three thousand, two hundred one".