200723230212931 has 2 divisors, whose sum is σ = 200723230212932. Its totient is φ = 200723230212930.

The previous prime is 200723230212889. The next prime is 200723230213027. The reversal of 200723230212931 is 139212032327002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200723230212931 - 2⁷ = 200723230212803 is a prime.

It is a super-2 number, since 2×200723230212931² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200723230212031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100361615106465 + 100361615106466.

It is an arithmetic number, because the mean of its divisors is an integer number (100361615106466).

Almost surely, 2^{200723230212931} is an apocalyptic number.

200723230212931 is a deficient number, since it is larger than the sum of its proper divisors (1).

200723230212931 is an equidigital number, since it uses as much as digits as its factorization.

200723230212931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 37.

Adding to 200723230212931 its reverse (139212032327002), we get a palindrome (339935262539933).

The spelling of 200723230212931 in words is "two hundred trillion, seven hundred twenty-three billion, two hundred thirty million, two hundred twelve thousand, nine hundred thirty-one".