10001820011023 has 8 divisors (see below), whose sum is σ = 10022293638000. Its totient is φ = 9981348104640.

The previous prime is 10001820011011. The next prime is 10001820011063. The reversal of 10001820011023 is 32011002810001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001820011023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001820011063) by changing a digit.

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, 11548611 + ... + 12384427.

It is an arithmetic number, because the mean of its divisors is an integer number (1252786704750).

Almost surely, 2^{10001820011023} is an apocalyptic number.

10001820011023 is a deficient number, since it is larger than the sum of its proper divisors (20473626977).

10001820011023 is an equidigital number, since it uses as much as digits as its factorization.

10001820011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860297.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 10001820011023 its reverse (32011002810001), we get a palindrome (42012822821024).

The spelling of 10001820011023 in words is "ten trillion, one billion, eight hundred twenty million, eleven thousand, twenty-three".