4014223441421 has 2 divisors, whose sum is σ = 4014223441422. Its totient is φ = 4014223441420.

The previous prime is 4014223441313. The next prime is 4014223441439. The reversal of 4014223441421 is 1241443224104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2009266560196 + 2004956881225 = 1417486^2 + 1415965^2 .

It is a cyclic number.

It is not a de Polignac number, because 4014223441421 - 2¹⁸ = 4014223179277 is a prime.

It is a super-2 number, since 2×4014223441421² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4014223441121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2007111720710 + 2007111720711.

It is an arithmetic number, because the mean of its divisors is an integer number (2007111720711).

Almost surely, 2^{4014223441421} is an apocalyptic number.

It is an amenable number.

4014223441421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4014223441421 is an equidigital number, since it uses as much as digits as its factorization.

4014223441421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 4014223441421 its reverse (1241443224104), we get a palindrome (5255666665525).

The spelling of 4014223441421 in words is "four trillion, fourteen billion, two hundred twenty-three million, four hundred forty-one thousand, four hundred twenty-one".