10020320420025 has 24 divisors (see below), whose sum is σ = 16971001223904. Its totient is φ = 5213825257600.

The previous prime is 10020320420021. The next prime is 10020320420039. The reversal of 10020320420025 is 52002402302001.

It is not a de Polignac number, because 10020320420025 - 2² = 10020320420021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10020320419983 and 10020320420010.

It is not an unprimeable number, because it can be changed into a prime (10020320420021) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1629317319 + ... + 1629323468.

It is an arithmetic number, because the mean of its divisors is an integer number (707125050996).

Almost surely, 2^{10020320420025} is an apocalyptic number.

10020320420025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10020320420025 is a deficient number, since it is larger than the sum of its proper divisors (6950680803879).

10020320420025 is a wasteful number, since it uses less digits than its factorization.

10020320420025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3258640841 (or 3258640836 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 10020320420025 its reverse (52002402302001), we get a palindrome (62022722722026).

The spelling of 10020320420025 in words is "ten trillion, twenty billion, three hundred twenty million, four hundred twenty thousand, twenty-five".