10020442024121 has 4 divisors (see below), whose sum is σ = 10021377737700. Its totient is φ = 10019506310544.

The previous prime is 10020442024093. The next prime is 10020442024129. The reversal of 10020442024121 is 12142024402001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9240602906896 + 779839117225 = 3039836^2 + 883085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020442024121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10020442024129) 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 3 ways as a sum of consecutive naturals, for example, 467840726 + ... + 467862143.

It is an arithmetic number, because the mean of its divisors is an integer number (2505344434425).

Almost surely, 2^{10020442024121} is an apocalyptic number.

It is an amenable number.

10020442024121 is a deficient number, since it is larger than the sum of its proper divisors (935713579).

10020442024121 is an equidigital number, since it uses as much as digits as its factorization.

10020442024121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935713578.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 10020442024121 its reverse (12142024402001), we get a palindrome (22162466426122).

The spelling of 10020442024121 in words is "ten trillion, twenty billion, four hundred forty-two million, twenty-four thousand, one hundred twenty-one".