20243070443 has 2 divisors, whose sum is σ = 20243070444. Its totient is φ = 20243070442.

The previous prime is 20243070439. The next prime is 20243070473. The reversal of 20243070443 is 34407034202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20243070443 - 2² = 20243070439 is a prime.

It is not a weakly prime, because it can be changed into another prime (20243070403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121535221 + 10121535222.

It is an arithmetic number, because the mean of its divisors is an integer number (10121535222).

Almost surely, 2^20243070443 is an apocalyptic number.

20243070443 is a deficient number, since it is larger than the sum of its proper divisors (1).

20243070443 is an equidigital number, since it uses as much as digits as its factorization.

20243070443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 29.

The spelling of 20243070443 in words is "twenty billion, two hundred forty-three million, seventy thousand, four hundred forty-three".