314222000221 has 2 divisors, whose sum is σ = 314222000222. Its totient is φ = 314222000220.

The previous prime is 314222000089. The next prime is 314222000237. The reversal of 314222000221 is 122000222413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215167027321 + 99054972900 = 463861^2 + 314730^2 .

It is a cyclic number.

It is not a de Polignac number, because 314222000221 - 2¹⁷ = 314221869149 is a prime.

It is a super-2 number, since 2×314222000221² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314222600221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157111000110 + 157111000111.

It is an arithmetic number, because the mean of its divisors is an integer number (157111000111).

Almost surely, 2^314222000221 is an apocalyptic number.

It is an amenable number.

314222000221 is a deficient number, since it is larger than the sum of its proper divisors (1).

314222000221 is an equidigital number, since it uses as much as digits as its factorization.

314222000221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 314222000221 its reverse (122000222413), we get a palindrome (436222222634).

The spelling of 314222000221 in words is "three hundred fourteen billion, two hundred twenty-two million, two hundred twenty-one", and thus it is an aban number.