10001100108977 has 2 divisors, whose sum is σ = 10001100108978. Its totient is φ = 10001100108976.

The previous prime is 10001100108973. The next prime is 10001100108997. The reversal of 10001100108977 is 77980100110001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8442999507856 + 1558100601121 = 2905684^2 + 1248239^2 .

It is a cyclic number.

It is not a de Polignac number, because 10001100108977 - 2² = 10001100108973 is a prime.

It is a super-2 number, since 2×10001100108977² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10001100108973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000550054488 + 5000550054489.

It is an arithmetic number, because the mean of its divisors is an integer number (5000550054489).

Almost surely, 2^{10001100108977} is an apocalyptic number.

It is an amenable number.

10001100108977 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001100108977 is an equidigital number, since it uses as much as digits as its factorization.

10001100108977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 35.

Adding to 10001100108977 its reverse (77980100110001), we get a palindrome (87981200218978).

The spelling of 10001100108977 in words is "ten trillion, one billion, one hundred million, one hundred eight thousand, nine hundred seventy-seven".