21322130113112 has 16 divisors (see below), whose sum is σ = 39979048560360. Its totient is φ = 10661050497024.

The previous prime is 21322130113033. The next prime is 21322130113147. The reversal of 21322130113112 is 21131103122312.

It is a happy number.

It is a congruent number.

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, 6812888 + ... + 9437144.

Almost surely, 2^{21322130113112} is an apocalyptic number.

It is an amenable number.

21322130113112 is a deficient number, since it is larger than the sum of its proper divisors (18656918447248).

21322130113112 is a wasteful number, since it uses less digits than its factorization.

21322130113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639890 (or 3639886 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 21322130113112 its reverse (21131103122312), we get a palindrome (42453233235424).

The spelling of 21322130113112 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred thirty million, one hundred thirteen thousand, one hundred twelve".