2002973770021 has 8 divisors (see below), whose sum is σ = 2344944901824. Its totient is φ = 1674960643680.

The previous prime is 2002973770019. The next prime is 2002973770079. The reversal of 2002973770021 is 1200773792002.

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 2002973770021 - 2¹ = 2002973770019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002973770321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3489501055 + ... + 3489501628.

It is an arithmetic number, because the mean of its divisors is an integer number (293118112728).

Almost surely, 2^{2002973770021} is an apocalyptic number.

It is an amenable number.

2002973770021 is a deficient number, since it is larger than the sum of its proper divisors (341971131803).

2002973770021 is an equidigital number, since it uses as much as digits as its factorization.

2002973770021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6979002731.

The product of its (nonzero) digits is 74088, while the sum is 40.

The spelling of 2002973770021 in words is "two trillion, two billion, nine hundred seventy-three million, seven hundred seventy thousand, twenty-one".