213301771751 has 2 divisors, whose sum is σ = 213301771752. Its totient is φ = 213301771750.

The previous prime is 213301771723. The next prime is 213301771763. The reversal of 213301771751 is 157177103312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213301771751 - 2¹⁴ = 213301755367 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213301771721) 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, 106650885875 + 106650885876.

It is an arithmetic number, because the mean of its divisors is an integer number (106650885876).

Almost surely, 2^213301771751 is an apocalyptic number.

213301771751 is a deficient number, since it is larger than the sum of its proper divisors (1).

213301771751 is an equidigital number, since it uses as much as digits as its factorization.

213301771751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30870, while the sum is 38.

The spelling of 213301771751 in words is "two hundred thirteen billion, three hundred one million, seven hundred seventy-one thousand, seven hundred fifty-one".