213310988543 has 2 divisors, whose sum is σ = 213310988544. Its totient is φ = 213310988542.

The previous prime is 213310988521. The next prime is 213310988551. The reversal of 213310988543 is 345889013312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213310988543 - 2²⁶ = 213243879679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213310988743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106655494271 + 106655494272.

It is an arithmetic number, because the mean of its divisors is an integer number (106655494272).

Almost surely, 2^213310988543 is an apocalyptic number.

213310988543 is a deficient number, since it is larger than the sum of its proper divisors (1).

213310988543 is an equidigital number, since it uses as much as digits as its factorization.

213310988543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 213310988543 in words is "two hundred thirteen billion, three hundred ten million, nine hundred eighty-eight thousand, five hundred forty-three".