2002122185803 has 2 divisors, whose sum is σ = 2002122185804. Its totient is φ = 2002122185802.

The previous prime is 2002122185783. The next prime is 2002122185821. The reversal of 2002122185803 is 3085812212002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002122185803 - 2⁹ = 2002122185291 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002122185603) 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 as a sum of consecutive naturals, namely, 1001061092901 + 1001061092902.

It is an arithmetic number, because the mean of its divisors is an integer number (1001061092902).

Almost surely, 2^{2002122185803} is an apocalyptic number.

2002122185803 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002122185803 is an equidigital number, since it uses as much as digits as its factorization.

2002122185803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15360, while the sum is 34.

Adding to 2002122185803 its reverse (3085812212002), we get a palindrome (5087934397805).

The spelling of 2002122185803 in words is "two trillion, two billion, one hundred twenty-two million, one hundred eighty-five thousand, eight hundred three".