100553083603 has 6 divisors (see below), whose sum is σ = 116969913636. Its totient is φ = 86188357332.

The previous prime is 100553083571. The next prime is 100553083637. The reversal of 100553083603 is 306380355001.

It is not a de Polignac number, because 100553083603 - 2⁵ = 100553083571 is a prime.

It is a super-2 number, since 2×100553083603² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100553083703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1026051825 + ... + 1026051922.

It is an arithmetic number, because the mean of its divisors is an integer number (19494985606).

Almost surely, 2^100553083603 is an apocalyptic number.

100553083603 is a deficient number, since it is larger than the sum of its proper divisors (16416830033).

100553083603 is an equidigital number, since it uses as much as digits as its factorization.

100553083603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052103761 (or 2052103754 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 100553083603 in words is "one hundred billion, five hundred fifty-three million, eighty-three thousand, six hundred three".