505003232100 has 36 divisors (see below), whose sum is σ = 1461142685744. Its totient is φ = 134667528480.

The previous prime is 505003232099. The next prime is 505003232137. The reversal of 505003232100 is 1232300505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 841671754 + ... + 841672353.

Almost surely, 2^505003232100 is an apocalyptic number.

505003232100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505003232100 is an abundant number, since it is smaller than the sum of its proper divisors (956139453644).

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

505003232100 is a wasteful number, since it uses less digits than its factorization.

505003232100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683344124 (or 1683344117 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

Adding to 505003232100 its reverse (1232300505), we get a palindrome (506235532605).

The spelling of 505003232100 in words is "five hundred five billion, three million, two hundred thirty-two thousand, one hundred".