106321521024 has 64 divisors (see below), whose sum is σ = 313796166000. Its totient is φ = 35440505856.

The previous prime is 106321521011. The next prime is 106321521041. The reversal of 106321521024 is 420125123601.

106321521024 is a `hidden beast` number, since 1 + 0 + 632 + 1 + 5 + 2 + 1 + 0 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×106321521024² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15378709 + ... + 15385620.

Almost surely, 2^106321521024 is an apocalyptic number.

It is an amenable number.

106321521024 is an abundant number, since it is smaller than the sum of its proper divisors (207474644976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106321521024 is an equidigital number, since it uses as much as digits as its factorization.

106321521024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30764352 (or 30764334 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 106321521024 its reverse (420125123601), we get a palindrome (526446644625).

The spelling of 106321521024 in words is "one hundred six billion, three hundred twenty-one million, five hundred twenty-one thousand, twenty-four".