10021211206529 has 2 divisors, whose sum is σ = 10021211206530. Its totient is φ = 10021211206528.

The previous prime is 10021211206507. The next prime is 10021211206537. The reversal of 10021211206529 is 92560211212001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8695657345600 + 1325553860929 = 2948840^2 + 1151327^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021211206529 - 2⁸ = 10021211206273 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10021211206495 and 10021211206504.

It is not a weakly prime, because it can be changed into another prime (10021211206429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010605603264 + 5010605603265.

It is an arithmetic number, because the mean of its divisors is an integer number (5010605603265).

Almost surely, 2^{10021211206529} is an apocalyptic number.

It is an amenable number.

10021211206529 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021211206529 is an equidigital number, since it uses as much as digits as its factorization.

10021211206529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 32.

The spelling of 10021211206529 in words is "ten trillion, twenty-one billion, two hundred eleven million, two hundred six thousand, five hundred twenty-nine".