210029830069 has 4 divisors (see below), whose sum is σ = 210971668096. Its totient is φ = 209087992044.

The previous prime is 210029830027. The next prime is 210029830081. The reversal of 210029830069 is 960038920012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210029830069 - 2¹⁷ = 210029698997 is a prime.

It is a super-2 number, since 2×210029830069² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210029830019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470918679 + ... + 470919124.

It is an arithmetic number, because the mean of its divisors is an integer number (52742917024).

Almost surely, 2^210029830069 is an apocalyptic number.

It is an amenable number.

210029830069 is a deficient number, since it is larger than the sum of its proper divisors (941838027).

210029830069 is an equidigital number, since it uses as much as digits as its factorization.

210029830069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941838026.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 210029830069 in words is "two hundred ten billion, twenty-nine million, eight hundred thirty thousand, sixty-nine".