210330231204469 has 2 divisors, whose sum is σ = 210330231204470. Its totient is φ = 210330231204468.

The previous prime is 210330231204397. The next prime is 210330231204479. The reversal of 210330231204469 is 964402132033012.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208713930894225 + 1616300310244 = 14446935^2 + 1271338^2 .

It is a cyclic number.

It is not a de Polignac number, because 210330231204469 - 2¹³ = 210330231196277 is a prime.

It is a super-2 number, since 2×210330231204469² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210330231204479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105165115602234 + 105165115602235.

It is an arithmetic number, because the mean of its divisors is an integer number (105165115602235).

Almost surely, 2^{210330231204469} is an apocalyptic number.

It is an amenable number.

210330231204469 is a deficient number, since it is larger than the sum of its proper divisors (1).

210330231204469 is an equidigital number, since it uses as much as digits as its factorization.

210330231204469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 210330231204469 in words is "two hundred ten trillion, three hundred thirty billion, two hundred thirty-one million, two hundred four thousand, four hundred sixty-nine".