202002000199877 has 2 divisors, whose sum is σ = 202002000199878. Its totient is φ = 202002000199876.

The previous prime is 202002000199871. The next prime is 202002000199897. The reversal of 202002000199877 is 778991000200202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177020656717921 + 24981343481956 = 13304911^2 + 4998134^2 .

It is a cyclic number.

It is not a de Polignac number, because 202002000199877 - 2³² = 201997705232581 is a prime.

It is a super-2 number, since 2×202002000199877² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202002000199871) 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, 101001000099938 + 101001000099939.

It is an arithmetic number, because the mean of its divisors is an integer number (101001000099939).

Almost surely, 2^{202002000199877} is an apocalyptic number.

It is an amenable number.

202002000199877 is a deficient number, since it is larger than the sum of its proper divisors (1).

202002000199877 is an equidigital number, since it uses as much as digits as its factorization.

202002000199877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 47.

The spelling of 202002000199877 in words is "two hundred two trillion, two billion, one hundred ninety-nine thousand, eight hundred seventy-seven".