4021442242231 has 2 divisors, whose sum is σ = 4021442242232. Its totient is φ = 4021442242230.

The previous prime is 4021442242193. The next prime is 4021442242241. The reversal of 4021442242231 is 1322422441204.

4021442242231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4021442242231 - 2²³ = 4021433853623 is a prime.

It is a super-2 number, since 2×4021442242231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4021442242193 and 4021442242202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021442242241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010721121115 + 2010721121116.

It is an arithmetic number, because the mean of its divisors is an integer number (2010721121116).

Almost surely, 2^{4021442242231} is an apocalyptic number.

4021442242231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021442242231 is an equidigital number, since it uses as much as digits as its factorization.

4021442242231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4021442242231 its reverse (1322422441204), we get a palindrome (5343864683435).

The spelling of 4021442242231 in words is "four trillion, twenty-one billion, four hundred forty-two million, two hundred forty-two thousand, two hundred thirty-one".