21120032132113 has 8 divisors (see below), whose sum is σ = 21492841988160. Its totient is φ = 20747717049840.

The previous prime is 21120032132057. The next prime is 21120032132123. The reversal of 21120032132113 is 31123123002112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21120032132113 is a prime.

It is a super-2 number, since 2×21120032132113² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21120032132123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123607318 + ... + 123778063.

It is an arithmetic number, because the mean of its divisors is an integer number (2686605248520).

Almost surely, 2^{21120032132113} is an apocalyptic number.

It is an amenable number.

21120032132113 is a deficient number, since it is larger than the sum of its proper divisors (372809856047).

21120032132113 is a wasteful number, since it uses less digits than its factorization.

21120032132113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247386887.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 21120032132113 its reverse (31123123002112), we get a palindrome (52243155134225).

The spelling of 21120032132113 in words is "twenty-one trillion, one hundred twenty billion, thirty-two million, one hundred thirty-two thousand, one hundred thirteen".