214799682310181 has 2 divisors, whose sum is σ = 214799682310182. Its totient is φ = 214799682310180.

The previous prime is 214799682309991. The next prime is 214799682310193. The reversal of 214799682310181 is 181013286997412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199041561187681 + 15758121122500 = 14108209^2 + 3969650^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214799682310181 is a prime.

It is a super-2 number, since 2×214799682310181² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214799682315181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107399841155090 + 107399841155091.

It is an arithmetic number, because the mean of its divisors is an integer number (107399841155091).

Almost surely, 2^{214799682310181} is an apocalyptic number.

It is an amenable number.

214799682310181 is a deficient number, since it is larger than the sum of its proper divisors (1).

214799682310181 is an equidigital number, since it uses as much as digits as its factorization.

214799682310181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 214799682310181 in words is "two hundred fourteen trillion, seven hundred ninety-nine billion, six hundred eighty-two million, three hundred ten thousand, one hundred eighty-one".