102200443 has 2 divisors, whose sum is σ = 102200444. Its totient is φ = 102200442.

The previous prime is 102200429. The next prime is 102200491. The reversal of 102200443 is 344002201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102200443 is a prime.

It is not a weakly prime, because it can be changed into another prime (102203443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100221 + 51100222.

It is an arithmetic number, because the mean of its divisors is an integer number (51100222).

Almost surely, 2^102200443 is an apocalyptic number.

102200443 is a deficient number, since it is larger than the sum of its proper divisors (1).

102200443 is an equidigital number, since it uses as much as digits as its factorization.

102200443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 102200443 is about 10109.4234751543. The cubic root of 102200443 is about 467.5387299550.

Adding to 102200443 its reverse (344002201), we get a palindrome (446202644).

The spelling of 102200443 in words is "one hundred two million, two hundred thousand, four hundred forty-three".