202055419961 has 2 divisors, whose sum is σ = 202055419962. Its totient is φ = 202055419960.

The previous prime is 202055419949. The next prime is 202055419981. The reversal of 202055419961 is 169914550202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195845191936 + 6210228025 = 442544^2 + 78805^2 .

It is a cyclic number.

It is not a de Polignac number, because 202055419961 - 2³⁴ = 184875550777 is a prime.

It is not a weakly prime, because it can be changed into another prime (202055419981) 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, 101027709980 + 101027709981.

It is an arithmetic number, because the mean of its divisors is an integer number (101027709981).

Almost surely, 2^202055419961 is an apocalyptic number.

It is an amenable number.

202055419961 is a deficient number, since it is larger than the sum of its proper divisors (1).

202055419961 is an equidigital number, since it uses as much as digits as its factorization.

202055419961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 202055419961 in words is "two hundred two billion, fifty-five million, four hundred nineteen thousand, nine hundred sixty-one".