202143322079 has 2 divisors, whose sum is σ = 202143322080. Its totient is φ = 202143322078.

The previous prime is 202143322039. The next prime is 202143322111. The reversal of 202143322079 is 970223341202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202143322079 is a prime.

It is a super-2 number, since 2×202143322079² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202143322039) 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, 101071661039 + 101071661040.

It is an arithmetic number, because the mean of its divisors is an integer number (101071661040).

Almost surely, 2^202143322079 is an apocalyptic number.

202143322079 is a deficient number, since it is larger than the sum of its proper divisors (1).

202143322079 is an equidigital number, since it uses as much as digits as its factorization.

202143322079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 202143322079 in words is "two hundred two billion, one hundred forty-three million, three hundred twenty-two thousand, seventy-nine".