210314231693 has 2 divisors, whose sum is σ = 210314231694. Its totient is φ = 210314231692.

The previous prime is 210314231609. The next prime is 210314231711. The reversal of 210314231693 is 396132413012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138512741929 + 71801489764 = 372173^2 + 267958^2 .

It is a cyclic number.

It is not a de Polignac number, because 210314231693 - 2¹² = 210314227597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210314239693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105157115846 + 105157115847.

It is an arithmetic number, because the mean of its divisors is an integer number (105157115847).

Almost surely, 2^210314231693 is an apocalyptic number.

It is an amenable number.

210314231693 is a deficient number, since it is larger than the sum of its proper divisors (1).

210314231693 is an equidigital number, since it uses as much as digits as its factorization.

210314231693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 210314231693 in words is "two hundred ten billion, three hundred fourteen million, two hundred thirty-one thousand, six hundred ninety-three".