21341210044330 has 24 divisors (see below), whose sum is σ = 42223848635556. Its totient is φ = 7760440015680.

The previous prime is 21341210044321. The next prime is 21341210044351. The reversal of 21341210044330 is 3344001214312.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17192773937889 + 4148436106441 = 4146417^2 + 2036771^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8818680627 + ... + 8818683046.

Almost surely, 2^{21341210044330} is an apocalyptic number.

21341210044330 is a deficient number, since it is larger than the sum of its proper divisors (20882638591226).

21341210044330 is a wasteful number, since it uses less digits than its factorization.

21341210044330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637363702 (or 17637363691 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 21341210044330 its reverse (3344001214312), we get a palindrome (24685211258642).

The spelling of 21341210044330 in words is "twenty-one trillion, three hundred forty-one billion, two hundred ten million, forty-four thousand, three hundred thirty".