10214430140221 has 2 divisors, whose sum is σ = 10214430140222. Its totient is φ = 10214430140220.

The previous prime is 10214430140197. The next prime is 10214430140363. The reversal of 10214430140221 is 12204103441201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9782419714596 + 432010425625 = 3127686^2 + 657275^2 .

It is a cyclic number.

It is not a de Polignac number, because 10214430140221 - 2⁷ = 10214430140093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10214430140921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5107215070110 + 5107215070111.

It is an arithmetic number, because the mean of its divisors is an integer number (5107215070111).

Almost surely, 2^{10214430140221} is an apocalyptic number.

It is an amenable number.

10214430140221 is a deficient number, since it is larger than the sum of its proper divisors (1).

10214430140221 is an equidigital number, since it uses as much as digits as its factorization.

10214430140221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 10214430140221 its reverse (12204103441201), we get a palindrome (22418533581422).

The spelling of 10214430140221 in words is "ten trillion, two hundred fourteen billion, four hundred thirty million, one hundred forty thousand, two hundred twenty-one".