102212122209943 has 2 divisors, whose sum is σ = 102212122209944. Its totient is φ = 102212122209942.

The previous prime is 102212122209929. The next prime is 102212122210007. The reversal of 102212122209943 is 349902221212201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102212122209943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102212122209896 and 102212122209905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102212122299943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106061104971 + 51106061104972.

It is an arithmetic number, because the mean of its divisors is an integer number (51106061104972).

Almost surely, 2^{102212122209943} is an apocalyptic number.

102212122209943 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212122209943 is an equidigital number, since it uses as much as digits as its factorization.

102212122209943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 102212122209943 in words is "one hundred two trillion, two hundred twelve billion, one hundred twenty-two million, two hundred nine thousand, nine hundred forty-three".