10212221202047 has 2 divisors, whose sum is σ = 10212221202048. Its totient is φ = 10212221202046.

The previous prime is 10212221202013. The next prime is 10212221202049. The reversal of 10212221202047 is 74020212221201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10212221202047 - 2¹⁸ = 10212220939903 is a prime.

Together with 10212221202049, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212221202049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106110601023 + 5106110601024.

It is an arithmetic number, because the mean of its divisors is an integer number (5106110601024).

Almost surely, 2^{10212221202047} is an apocalyptic number.

10212221202047 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212221202047 is an equidigital number, since it uses as much as digits as its factorization.

10212221202047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

Adding to 10212221202047 its reverse (74020212221201), we get a palindrome (84232433423248).

The spelling of 10212221202047 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, two hundred two thousand, forty-seven".