200100000977 has 2 divisors, whose sum is σ = 200100000978. Its totient is φ = 200100000976.

The previous prime is 200100000967. The next prime is 200100001009. The reversal of 200100000977 is 779000001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135059190016 + 65040810961 = 367504^2 + 255031^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100000977 - 2¹² = 200099996881 is a prime.

It is not a weakly prime, because it can be changed into another prime (200100000917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050000488 + 100050000489.

It is an arithmetic number, because the mean of its divisors is an integer number (100050000489).

Almost surely, 2^200100000977 is an apocalyptic number.

It is an amenable number.

200100000977 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100000977 is an equidigital number, since it uses as much as digits as its factorization.

200100000977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 26.

Adding to 200100000977 its reverse (779000001002), we get a palindrome (979100001979).

The spelling of 200100000977 in words is "two hundred billion, one hundred million, nine hundred seventy-seven", and thus it is an aban number.