213013110043 has 2 divisors, whose sum is σ = 213013110044. Its totient is φ = 213013110042.

The previous prime is 213013110029. The next prime is 213013110067. The reversal of 213013110043 is 340011310312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213013110043 - 2²¹ = 213011012891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213013110043.

It is not a weakly prime, because it can be changed into another prime (213013110083) 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, 106506555021 + 106506555022.

It is an arithmetic number, because the mean of its divisors is an integer number (106506555022).

Almost surely, 2^213013110043 is an apocalyptic number.

213013110043 is a deficient number, since it is larger than the sum of its proper divisors (1).

213013110043 is an equidigital number, since it uses as much as digits as its factorization.

213013110043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 213013110043 its reverse (340011310312), we get a palindrome (553024420355).

The spelling of 213013110043 in words is "two hundred thirteen billion, thirteen million, one hundred ten thousand, forty-three".