2002021109927 has 2 divisors, whose sum is σ = 2002021109928. Its totient is φ = 2002021109926.

The previous prime is 2002021109899. The next prime is 2002021110041. The reversal of 2002021109927 is 7299011202002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002021109927 - 2¹² = 2002021105831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002021109827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001010554963 + 1001010554964.

It is an arithmetic number, because the mean of its divisors is an integer number (1001010554964).

Almost surely, 2^{2002021109927} is an apocalyptic number.

2002021109927 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002021109927 is an equidigital number, since it uses as much as digits as its factorization.

2002021109927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 2002021109927 in words is "two trillion, two billion, twenty-one million, one hundred nine thousand, nine hundred twenty-seven".