210034132423 has 4 divisors (see below), whose sum is σ = 219166051248. Its totient is φ = 200902213600.

The previous prime is 210034132421. The next prime is 210034132447. The reversal of 210034132423 is 324231430012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210034132423 - 2¹ = 210034132421 is a prime.

It is a super-2 number, since 2×210034132423² (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 (210034132421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4565959378 + ... + 4565959423.

It is an arithmetic number, because the mean of its divisors is an integer number (54791512812).

Almost surely, 2^210034132423 is an apocalyptic number.

210034132423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

210034132423 is a deficient number, since it is larger than the sum of its proper divisors (9131918825).

210034132423 is an equidigital number, since it uses as much as digits as its factorization.

210034132423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9131918824.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 210034132423 its reverse (324231430012), we get a palindrome (534265562435).

The spelling of 210034132423 in words is "two hundred ten billion, thirty-four million, one hundred thirty-two thousand, four hundred twenty-three".