202014888661 has 2 divisors, whose sum is σ = 202014888662. Its totient is φ = 202014888660.

The previous prime is 202014888547. The next prime is 202014888689. The reversal of 202014888661 is 166888410202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150927588036 + 51087300625 = 388494^2 + 226025^2 .

It is a cyclic number.

It is not a de Polignac number, because 202014888661 - 2⁷ = 202014888533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202017888661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101007444330 + 101007444331.

It is an arithmetic number, because the mean of its divisors is an integer number (101007444331).

Almost surely, 2^202014888661 is an apocalyptic number.

It is an amenable number.

202014888661 is a deficient number, since it is larger than the sum of its proper divisors (1).

202014888661 is an equidigital number, since it uses as much as digits as its factorization.

202014888661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294912, while the sum is 46.

The spelling of 202014888661 in words is "two hundred two billion, fourteen million, eight hundred eighty-eight thousand, six hundred sixty-one".