100500005104998 has 128 divisors (see below), whose sum is σ = 206149130403840. Its totient is φ = 32653858406400.

The previous prime is 100500005104991. The next prime is 100500005104999. The reversal of 100500005104998 is 899401500005001.

It is a super-2 number, since 2×100500005104998² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100500005104991) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 50426494290 + ... + 50426496282.

It is an arithmetic number, because the mean of its divisors is an integer number (1610540081280).

Almost surely, 2^{100500005104998} is an apocalyptic number.

100500005104998 is an abundant number, since it is smaller than the sum of its proper divisors (105649125298842).

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

100500005104998 is a wasteful number, since it uses less digits than its factorization.

100500005104998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302.

The product of its (nonzero) digits is 64800, while the sum is 42.

Adding to 100500005104998 its reverse (899401500005001), we get a palindrome (999901505109999).

The spelling of 100500005104998 in words is "one hundred trillion, five hundred billion, five million, one hundred four thousand, nine hundred ninety-eight".