4145224642231 has 2 divisors, whose sum is σ = 4145224642232. Its totient is φ = 4145224642230.

The previous prime is 4145224642193. The next prime is 4145224642253. The reversal of 4145224642231 is 1322464225414.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4145224642231 - 2¹⁷ = 4145224511159 is a prime.

It is a super-2 number, since 2×4145224642231² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4145224642291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072612321115 + 2072612321116.

It is an arithmetic number, because the mean of its divisors is an integer number (2072612321116).

Almost surely, 2^{4145224642231} is an apocalyptic number.

4145224642231 is a deficient number, since it is larger than the sum of its proper divisors (1).

4145224642231 is an equidigital number, since it uses as much as digits as its factorization.

4145224642231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 368640, while the sum is 40.

Adding to 4145224642231 its reverse (1322464225414), we get a palindrome (5467688867645).

The spelling of 4145224642231 in words is "four trillion, one hundred forty-five billion, two hundred twenty-four million, six hundred forty-two thousand, two hundred thirty-one".