2021001140501 has 8 divisors (see below), whose sum is σ = 2431279567680. Its totient is φ = 1641113707968.

The previous prime is 2021001140497. The next prime is 2021001140513. The reversal of 2021001140501 is 1050411001202.

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

It is not a de Polignac number, because 2021001140501 - 2² = 2021001140497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2021001140501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021001140531) 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 7 ways as a sum of consecutive naturals, for example, 7597748516 + ... + 7597748781.

It is an arithmetic number, because the mean of its divisors is an integer number (303909945960).

Almost surely, 2^{2021001140501} is an apocalyptic number.

It is an amenable number.

2021001140501 is a deficient number, since it is larger than the sum of its proper divisors (410278427179).

2021001140501 is a wasteful number, since it uses less digits than its factorization.

2021001140501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15195497323.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 2021001140501 its reverse (1050411001202), we get a palindrome (3071412141703).

The spelling of 2021001140501 in words is "two trillion, twenty-one billion, one million, one hundred forty thousand, five hundred one".