100803553099 has 2 divisors, whose sum is σ = 100803553100. Its totient is φ = 100803553098.

The previous prime is 100803553007. The next prime is 100803553121. The reversal of 100803553099 is 990355308001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100803553099 - 2²¹ = 100801455947 is a prime.

It is a super-2 number, since 2×100803553099² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100803553199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50401776549 + 50401776550.

It is an arithmetic number, because the mean of its divisors is an integer number (50401776550).

Almost surely, 2^100803553099 is an apocalyptic number.

100803553099 is a deficient number, since it is larger than the sum of its proper divisors (1).

100803553099 is an equidigital number, since it uses as much as digits as its factorization.

100803553099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 43.

The spelling of 100803553099 in words is "one hundred billion, eight hundred three million, five hundred fifty-three thousand, ninety-nine".