10421414321 has 2 divisors, whose sum is σ = 10421414322. Its totient is φ = 10421414320.

The previous prime is 10421414309. The next prime is 10421414359. The reversal of 10421414321 is 12341412401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9533374321 + 888040000 = 97639^2 + 29800^2 .

It is an emirp because it is prime and its reverse (12341412401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10421414321 - 2⁶ = 10421414257 is a prime.

It is not a weakly prime, because it can be changed into another prime (10421414021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210707160 + 5210707161.

It is an arithmetic number, because the mean of its divisors is an integer number (5210707161).

Almost surely, 2^10421414321 is an apocalyptic number.

It is an amenable number.

10421414321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10421414321 is an equidigital number, since it uses as much as digits as its factorization.

10421414321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 10421414321 its reverse (12341412401), we get a palindrome (22762826722).

The spelling of 10421414321 in words is "ten billion, four hundred twenty-one million, four hundred fourteen thousand, three hundred twenty-one".