2021002022001 has 8 divisors (see below), whose sum is σ = 2712514855744. Its totient is φ = 1338411934800.

The previous prime is 2021002021957. The next prime is 2021002022033. The reversal of 2021002022001 is 1002202001202.

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

It is not a de Polignac number, because 2021002022001 - 2⁶ = 2021002021937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021002022051) 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, 2230686106 + ... + 2230687011.

It is an arithmetic number, because the mean of its divisors is an integer number (339064356968).

Almost surely, 2^{2021002022001} is an apocalyptic number.

It is an amenable number.

2021002022001 is a deficient number, since it is larger than the sum of its proper divisors (691512833743).

2021002022001 is a wasteful number, since it uses less digits than its factorization.

2021002022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4461373271.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2021002022001 its reverse (1002202001202), we get a palindrome (3023204023203).

The spelling of 2021002022001 in words is "two trillion, twenty-one billion, two million, twenty-two thousand, one".