212240130343 has 8 divisors (see below), whose sum is σ = 218634901520. Its totient is φ = 205880019840.

The previous prime is 212240130283. The next prime is 212240130359. The reversal of 212240130343 is 343031042212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212240130343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212240230343) 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, 8652738 + ... + 8677231.

It is an arithmetic number, because the mean of its divisors is an integer number (27329362690).

Almost surely, 2^212240130343 is an apocalyptic number.

212240130343 is a deficient number, since it is larger than the sum of its proper divisors (6394771177).

212240130343 is a wasteful number, since it uses less digits than its factorization.

212240130343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17330337.

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

Adding to 212240130343 its reverse (343031042212), we get a palindrome (555271172555).

The spelling of 212240130343 in words is "two hundred twelve billion, two hundred forty million, one hundred thirty thousand, three hundred forty-three".