1005502800100 has 36 divisors (see below), whose sum is σ = 2183585630464. Its totient is φ = 401897976480.

The previous prime is 1005502800083. The next prime is 1005502800101. The reversal of 1005502800100 is 10082055001.

It is a super-2 number, since 2×1005502800100² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1005502800101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3655932 + ... + 3921331.

Almost surely, 2^{1005502800100} is an apocalyptic number.

1005502800100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005502800100 is an abundant number, since it is smaller than the sum of its proper divisors (1178082830364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1005502800100 is a wasteful number, since it uses less digits than its factorization.

1005502800100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7578604 (or 7578597 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 1005502800100 its reverse (10082055001), we get a palindrome (1015584855101).

The spelling of 1005502800100 in words is "one trillion, five billion, five hundred two million, eight hundred thousand, one hundred".