10021211011247 has 2 divisors, whose sum is σ = 10021211011248. Its totient is φ = 10021211011246.

The previous prime is 10021211011129. The next prime is 10021211011297. The reversal of 10021211011247 is 74211011212001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10021211011247 - 2¹⁴ = 10021210994863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10021211011297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010605505623 + 5010605505624.

It is an arithmetic number, because the mean of its divisors is an integer number (5010605505624).

Almost surely, 2^{10021211011247} is an apocalyptic number.

10021211011247 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021211011247 is an equidigital number, since it uses as much as digits as its factorization.

10021211011247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 10021211011247 its reverse (74211011212001), we get a palindrome (84232222223248).

The spelling of 10021211011247 in words is "ten trillion, twenty-one billion, two hundred eleven million, eleven thousand, two hundred forty-seven".