21341111034412 has 12 divisors (see below), whose sum is σ = 40219786180336. Its totient is φ = 9849743554320.

The previous prime is 21341111034409. The next prime is 21341111034487. The reversal of 21341111034412 is 21443011114312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205202990664 + ... + 205202990767.

Almost surely, 2^{21341111034412} is an apocalyptic number.

It is an amenable number.

21341111034412 is a deficient number, since it is larger than the sum of its proper divisors (18878675145924).

21341111034412 is a wasteful number, since it uses less digits than its factorization.

21341111034412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410405981448 (or 410405981446 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 21341111034412 its reverse (21443011114312), we get a palindrome (42784122148724).

The spelling of 21341111034412 in words is "twenty-one trillion, three hundred forty-one billion, one hundred eleven million, thirty-four thousand, four hundred twelve".