2021983280927 has 2 divisors, whose sum is σ = 2021983280928. Its totient is φ = 2021983280926.

The previous prime is 2021983280921. The next prime is 2021983281001. The reversal of 2021983280927 is 7290823891202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021983280927 - 2⁸ = 2021983280671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021983280921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010991640463 + 1010991640464.

It is an arithmetic number, because the mean of its divisors is an integer number (1010991640464).

Almost surely, 2^{2021983280927} is an apocalyptic number.

2021983280927 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021983280927 is an equidigital number, since it uses as much as digits as its factorization.

2021983280927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 2021983280927 in words is "two trillion, twenty-one billion, nine hundred eighty-three million, two hundred eighty thousand, nine hundred twenty-seven".