340221140212 has 6 divisors (see below), whose sum is σ = 595386995378. Its totient is φ = 170110570104.

The previous prime is 340221140209. The next prime is 340221140239. The reversal of 340221140212 is 212041122043.

It can be written as a sum of positive squares in only one way, i.e., 271955992036 + 68265148176 = 521494^2 + 261276^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42527642523 + ... + 42527642530.

Almost surely, 2^340221140212 is an apocalyptic number.

It is an amenable number.

340221140212 is a deficient number, since it is larger than the sum of its proper divisors (255165855166).

340221140212 is a wasteful number, since it uses less digits than its factorization.

340221140212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85055285057 (or 85055285055 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 340221140212 its reverse (212041122043), we get a palindrome (552262262255).

The spelling of 340221140212 in words is "three hundred forty billion, two hundred twenty-one million, one hundred forty thousand, two hundred twelve".