21134312211332 has 48 divisors (see below), whose sum is σ = 38373862665600. Its totient is φ = 10178903228160.

The previous prime is 21134312211317. The next prime is 21134312211343. The reversal of 21134312211332 is 23311221343112.

It is a junction number, because it is equal to n+sod(n) for n = 21134312211295 and 21134312211304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 995144 + ... + 6577152.

It is an arithmetic number, because the mean of its divisors is an integer number (799455472200).

Almost surely, 2^{21134312211332} is an apocalyptic number.

It is an amenable number.

21134312211332 is a deficient number, since it is larger than the sum of its proper divisors (17239550454268).

21134312211332 is a wasteful number, since it uses less digits than its factorization.

21134312211332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5582396 (or 5582394 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

Adding to 21134312211332 its reverse (23311221343112), we get a palindrome (44445533554444).

The spelling of 21134312211332 in words is "twenty-one trillion, one hundred thirty-four billion, three hundred twelve million, two hundred eleven thousand, three hundred thirty-two".