2043122213423 has 2 divisors, whose sum is σ = 2043122213424. Its totient is φ = 2043122213422.

The previous prime is 2043122213399. The next prime is 2043122213449. The reversal of 2043122213423 is 3243122213402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2043122213423 - 2¹⁶ = 2043122147887 is a prime.

It is a super-2 number, since 2×2043122213423² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043122813423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021561106711 + 1021561106712.

It is an arithmetic number, because the mean of its divisors is an integer number (1021561106712).

Almost surely, 2^{2043122213423} is an apocalyptic number.

2043122213423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043122213423 is an equidigital number, since it uses as much as digits as its factorization.

2043122213423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2043122213423 its reverse (3243122213402), we get a palindrome (5286244426825).

The spelling of 2043122213423 in words is "two trillion, forty-three billion, one hundred twenty-two million, two hundred thirteen thousand, four hundred twenty-three".