102212012047 has 2 divisors, whose sum is σ = 102212012048. Its totient is φ = 102212012046.

The previous prime is 102212012017. The next prime is 102212012053. The reversal of 102212012047 is 740210212201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102212012047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102212012017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106006023 + 51106006024.

It is an arithmetic number, because the mean of its divisors is an integer number (51106006024).

Almost surely, 2^102212012047 is an apocalyptic number.

102212012047 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212012047 is an equidigital number, since it uses as much as digits as its factorization.

102212012047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 102212012047 its reverse (740210212201), we get a palindrome (842422224248).

The spelling of 102212012047 in words is "one hundred two billion, two hundred twelve million, twelve thousand, forty-seven".