10098699881 has 2 divisors, whose sum is σ = 10098699882. Its totient is φ = 10098699880.

The previous prime is 10098699851. The next prime is 10098699883. The reversal of 10098699881 is 18899689001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9010755625 + 1087944256 = 94925^2 + 32984^2 .

It is an emirp because it is prime and its reverse (18899689001) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 18866986001 and 10068966881.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10098699881 is a prime.

It is a super-2 number, since 2×10098699881² (a number of 21 digits) contains 22 as substring.

Together with 10098699883, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10098699881.

It is not a weakly prime, because it can be changed into another prime (10098699883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049349940 + 5049349941.

It is an arithmetic number, because the mean of its divisors is an integer number (5049349941).

Almost surely, 2^10098699881 is an apocalyptic number.

It is an amenable number.

10098699881 is a deficient number, since it is larger than the sum of its proper divisors (1).

10098699881 is an equidigital number, since it uses as much as digits as its factorization.

10098699881 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2239488, while the sum is 59.

The spelling of 10098699881 in words is "ten billion, ninety-eight million, six hundred ninety-nine thousand, eight hundred eighty-one".