213446151714109 has 2 divisors, whose sum is σ = 213446151714110. Its totient is φ = 213446151714108.

The previous prime is 213446151714071. The next prime is 213446151714121. The reversal of 213446151714109 is 901417151644312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111346181284900 + 102099970429209 = 10552070^2 + 10104453^2 .

It is a cyclic number.

It is not a de Polignac number, because 213446151714109 - 2³³ = 213437561779517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213446151714139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106723075857054 + 106723075857055.

It is an arithmetic number, because the mean of its divisors is an integer number (106723075857055).

Almost surely, 2^{213446151714109} is an apocalyptic number.

It is an amenable number.

213446151714109 is a deficient number, since it is larger than the sum of its proper divisors (1).

213446151714109 is an equidigital number, since it uses as much as digits as its factorization.

213446151714109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 213446151714109 in words is "two hundred thirteen trillion, four hundred forty-six billion, one hundred fifty-one million, seven hundred fourteen thousand, one hundred nine".