4223212435423 has 2 divisors, whose sum is σ = 4223212435424. Its totient is φ = 4223212435422.

The previous prime is 4223212435373. The next prime is 4223212435427. The reversal of 4223212435423 is 3245342123224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4223212435423 - 2²⁹ = 4222675564511 is a prime.

It is a super-2 number, since 2×4223212435423² (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 (4223212435427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111606217711 + 2111606217712.

It is an arithmetic number, because the mean of its divisors is an integer number (2111606217712).

Almost surely, 2^{4223212435423} is an apocalyptic number.

4223212435423 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223212435423 is an equidigital number, since it uses as much as digits as its factorization.

4223212435423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 37.

Adding to 4223212435423 its reverse (3245342123224), we get a palindrome (7468554558647).

The spelling of 4223212435423 in words is "four trillion, two hundred twenty-three billion, two hundred twelve million, four hundred thirty-five thousand, four hundred twenty-three".