10020440320001 has 8 divisors (see below), whose sum is σ = 10051057172520. Its totient is φ = 9989828690688.

The previous prime is 10020440319973. The next prime is 10020440320019. The reversal of 10020440320001 is 10002304402001.

It can be written as a sum of positive squares in 4 ways, for example, as 1722866256400 + 8297574063601 = 1312580^2 + 2880551^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10020440320001 - 2³⁸ = 9745562413057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10020440320091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2554355 + ... + 5154183.

It is an arithmetic number, because the mean of its divisors is an integer number (1256382146565).

Almost surely, 2^{10020440320001} is an apocalyptic number.

It is an amenable number.

10020440320001 is a deficient number, since it is larger than the sum of its proper divisors (30616852519).

10020440320001 is a wasteful number, since it uses less digits than its factorization.

10020440320001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611603.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10020440320001 its reverse (10002304402001), we get a palindrome (20022744722002).

The spelling of 10020440320001 in words is "ten trillion, twenty billion, four hundred forty million, three hundred twenty thousand, one".