200021111020001 has 8 divisors (see below), whose sum is σ = 206780200495104. Its totient is φ = 193281196268160.

The previous prime is 200021111019979. The next prime is 200021111020009. The reversal of 200021111020001 is 100020111120002.

200021111020001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 200021111020001 - 2¹⁴ = 200021111003617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200021111020009) 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, 4793659601 + ... + 4793701326.

It is an arithmetic number, because the mean of its divisors is an integer number (25847525061888).

Almost surely, 2^{200021111020001} is an apocalyptic number.

It is an amenable number.

200021111020001 is a deficient number, since it is larger than the sum of its proper divisors (6759089475103).

200021111020001 is an equidigital number, since it uses as much as digits as its factorization.

200021111020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9587361631.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200021111020001 its reverse (100020111120002), we get a palindrome (300041222140003).

The spelling of 200021111020001 in words is "two hundred trillion, twenty-one billion, one hundred eleven million, twenty thousand, one".