210021231202229 has 2 divisors, whose sum is σ = 210021231202230. Its totient is φ = 210021231202228.

The previous prime is 210021231202207. The next prime is 210021231202241. The reversal of 210021231202229 is 922202132120012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205623411180625 + 4397820021604 = 14339575^2 + 2097098^2 .

It is a cyclic number.

It is not a de Polignac number, because 210021231202229 - 2³⁶ = 209952511725493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210021231202259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105010615601114 + 105010615601115.

It is an arithmetic number, because the mean of its divisors is an integer number (105010615601115).

Almost surely, 2^{210021231202229} is an apocalyptic number.

It is an amenable number.

210021231202229 is a deficient number, since it is larger than the sum of its proper divisors (1).

210021231202229 is an equidigital number, since it uses as much as digits as its factorization.

210021231202229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 210021231202229 in words is "two hundred ten trillion, twenty-one billion, two hundred thirty-one million, two hundred two thousand, two hundred twenty-nine".