212813063273 has 2 divisors, whose sum is σ = 212813063274. Its totient is φ = 212813063272.

The previous prime is 212813063261. The next prime is 212813063293. The reversal of 212813063273 is 372360318212.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203136799849 + 9676263424 = 450707^2 + 98368^2 .

It is a cyclic number.

It is not a de Polignac number, because 212813063273 - 2⁴ = 212813063257 is a prime.

It is not a weakly prime, because it can be changed into another prime (212813063293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106406531636 + 106406531637.

It is an arithmetic number, because the mean of its divisors is an integer number (106406531637).

Almost surely, 2^212813063273 is an apocalyptic number.

It is an amenable number.

212813063273 is a deficient number, since it is larger than the sum of its proper divisors (1).

212813063273 is an equidigital number, since it uses as much as digits as its factorization.

212813063273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 212813063273 in words is "two hundred twelve billion, eight hundred thirteen million, sixty-three thousand, two hundred seventy-three".