10212021210047 has 2 divisors, whose sum is σ = 10212021210048. Its totient is φ = 10212021210046.

The previous prime is 10212021209989. The next prime is 10212021210067. The reversal of 10212021210047 is 74001212021201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10212021210047 - 2³⁶ = 10143301733311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212021210067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106010605023 + 5106010605024.

It is an arithmetic number, because the mean of its divisors is an integer number (5106010605024).

Almost surely, 2^{10212021210047} is an apocalyptic number.

10212021210047 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212021210047 is an equidigital number, since it uses as much as digits as its factorization.

10212021210047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 10212021210047 its reverse (74001212021201), we get a palindrome (84213233231248).

The spelling of 10212021210047 in words is "ten trillion, two hundred twelve billion, twenty-one million, two hundred ten thousand, forty-seven".