100055304420344 has 128 divisors (see below), whose sum is σ = 231751375564800. Its totient is φ = 39435855229440.

The previous prime is 100055304420329. The next prime is 100055304420367. The reversal of 100055304420344 is 443024403550001.

It is a super-2 number, since 2×100055304420344² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3984508349 + ... + 3984533459.

It is an arithmetic number, because the mean of its divisors is an integer number (1810557621600).

Almost surely, 2^{100055304420344} is an apocalyptic number.

100055304420344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100055304420344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115875687782400).

100055304420344 is an abundant number, since it is smaller than the sum of its proper divisors (131696071144456).

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

100055304420344 is a wasteful number, since it uses less digits than its factorization.

100055304420344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45173 (or 45169 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 100055304420344 its reverse (443024403550001), we get a palindrome (543079707970345).

The spelling of 100055304420344 in words is "one hundred trillion, fifty-five billion, three hundred four million, four hundred twenty thousand, three hundred forty-four".