212134444323 has 8 divisors (see below), whose sum is σ = 283341279936. Its totient is φ = 141175285800.

The previous prime is 212134444309. The next prime is 212134444381. The reversal of 212134444323 is 323444431212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212134444323 - 2⁹ = 212134443811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212134445323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61917273 + ... + 61920698.

It is an arithmetic number, because the mean of its divisors is an integer number (35417659992).

Almost surely, 2^212134444323 is an apocalyptic number.

212134444323 is a deficient number, since it is larger than the sum of its proper divisors (71206835613).

212134444323 is a wasteful number, since it uses less digits than its factorization.

212134444323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123838545.

The product of its digits is 55296, while the sum is 33.

Adding to 212134444323 its reverse (323444431212), we get a palindrome (535578875535).

The spelling of 212134444323 in words is "two hundred twelve billion, one hundred thirty-four million, four hundred forty-four thousand, three hundred twenty-three".