210224134009 has 2 divisors, whose sum is σ = 210224134010. Its totient is φ = 210224134008.

The previous prime is 210224133989. The next prime is 210224134069. The reversal of 210224134009 is 900431422012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207881283600 + 2342850409 = 455940^2 + 48403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210224134009 is a prime.

It is not a weakly prime, because it can be changed into another prime (210224134069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105112067004 + 105112067005.

It is an arithmetic number, because the mean of its divisors is an integer number (105112067005).

Almost surely, 2^210224134009 is an apocalyptic number.

It is an amenable number.

210224134009 is a deficient number, since it is larger than the sum of its proper divisors (1).

210224134009 is an equidigital number, since it uses as much as digits as its factorization.

210224134009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 210224134009 in words is "two hundred ten billion, two hundred twenty-four million, one hundred thirty-four thousand, nine".