10002218977 has 2 divisors, whose sum is σ = 10002218978.
Its totient is φ = 10002218976.
The previous prime is 10002218969. The next prime is 10002218981. The reversal of 10002218977 is 77981220001.
Adding to 10002218977 its reverse (77981220001), we get a palindrome (87983438978).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5704629841 + 4297589136 = 75529^2 + 65556^2
It is a cyclic number.
It is not a de Polignac number, because 10002218977 - 23 = 10002218969 is a prime.
It is not a weakly prime, because it can be changed into another prime (10002218077) 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, 5001109488 + 5001109489.
It is an arithmetic number, because the mean of its divisors is an integer number (5001109489).
Almost surely, 210002218977 is an apocalyptic number.
It is an amenable number.
10002218977 is a deficient number, since it is larger than the sum of its proper divisors (1).
10002218977 is an equidigital number, since it uses as much as digits as its factorization.
10002218977 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 14112, while the sum is 37.
The spelling of 10002218977 in words is "ten billion, two million, two hundred eighteen thousand, nine hundred seventy-seven".