2021063193343 has 2 divisors, whose sum is σ = 2021063193344. Its totient is φ = 2021063193342.

The previous prime is 2021063193329. The next prime is 2021063193421. The reversal of 2021063193343 is 3433913601202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021063193343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021063190343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010531596671 + 1010531596672.

It is an arithmetic number, because the mean of its divisors is an integer number (1010531596672).

Almost surely, 2^{2021063193343} is an apocalyptic number.

2021063193343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021063193343 is an equidigital number, since it uses as much as digits as its factorization.

2021063193343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 37.

Adding to 2021063193343 its reverse (3433913601202), we get a palindrome (5454976794545).

The spelling of 2021063193343 in words is "two trillion, twenty-one billion, sixty-three million, one hundred ninety-three thousand, three hundred forty-three".