102102212110043 has 2 divisors, whose sum is σ = 102102212110044. Its totient is φ = 102102212110042.

The previous prime is 102102212110027. The next prime is 102102212110123. The reversal of 102102212110043 is 340011212201201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102102212110043 - 2⁴ = 102102212110027 is a prime.

It is a super-2 number, since 2×102102212110043² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 102102212109997 and 102102212110024.

It is not a weakly prime, because it can be changed into another prime (102102212118043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051106055021 + 51051106055022.

It is an arithmetic number, because the mean of its divisors is an integer number (51051106055022).

Almost surely, 2^{102102212110043} is an apocalyptic number.

102102212110043 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102212110043 is an equidigital number, since it uses as much as digits as its factorization.

102102212110043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 102102212110043 its reverse (340011212201201), we get a palindrome (442113424311244).

The spelling of 102102212110043 in words is "one hundred two trillion, one hundred two billion, two hundred twelve million, one hundred ten thousand, forty-three".