10020004121066 has 16 divisors (see below), whose sum is σ = 15115423413600. Its totient is φ = 4981535023248.

The previous prime is 10020004121041. The next prime is 10020004121081. The reversal of 10020004121066 is 66012140002001.

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 7 ways as a sum of consecutive naturals, for example, 2406296 + ... + 5082348.

It is an arithmetic number, because the mean of its divisors is an integer number (944713963350).

Almost surely, 2^{10020004121066} is an apocalyptic number.

10020004121066 is a deficient number, since it is larger than the sum of its proper divisors (5095419292534).

10020004121066 is a wasteful number, since it uses less digits than its factorization.

10020004121066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2686693.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 10020004121066 its reverse (66012140002001), we get a palindrome (76032144123067).

The spelling of 10020004121066 in words is "ten trillion, twenty billion, four million, one hundred twenty-one thousand, sixty-six".