212165224114 has 8 divisors (see below), whose sum is σ = 321167541420. Its totient is φ = 105109376976.

The previous prime is 212165224091. The next prime is 212165224121. The reversal of 212165224114 is 411422561212.

It can be written as a sum of positive squares in 2 ways, for example, as 211063979889 + 1101244225 = 459417^2 + 33185^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486617269 + ... + 486617704.

Almost surely, 2^212165224114 is an apocalyptic number.

212165224114 is a deficient number, since it is larger than the sum of its proper divisors (109002317306).

212165224114 is a wasteful number, since it uses less digits than its factorization.

212165224114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973235084.

The product of its digits is 7680, while the sum is 31.

Adding to 212165224114 its reverse (411422561212), we get a palindrome (623587785326).

The spelling of 212165224114 in words is "two hundred twelve billion, one hundred sixty-five million, two hundred twenty-four thousand, one hundred fourteen".