2123342000443 has 2 divisors, whose sum is σ = 2123342000444. Its totient is φ = 2123342000442.

The previous prime is 2123342000399. The next prime is 2123342000473. The reversal of 2123342000443 is 3440002433212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2123342000443 - 2⁹ = 2123341999931 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123342000473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061671000221 + 1061671000222.

It is an arithmetic number, because the mean of its divisors is an integer number (1061671000222).

Almost surely, 2^{2123342000443} is an apocalyptic number.

2123342000443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123342000443 is an equidigital number, since it uses as much as digits as its factorization.

2123342000443 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 28.

Adding to 2123342000443 its reverse (3440002433212), we get a palindrome (5563344433655).

The spelling of 2123342000443 in words is "two trillion, one hundred twenty-three billion, three hundred forty-two million, four hundred forty-three", and thus it is an aban number.