100434203301020 has 24 divisors (see below), whose sum is σ = 212451329324304. Its totient is φ = 39880442769536.

The previous prime is 100434203300987. The next prime is 100434203301031. The reversal of 100434203301020 is 20103302434001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18327406622 + ... + 18327412101.

It is an arithmetic number, because the mean of its divisors is an integer number (8852138721846).

Almost surely, 2^{100434203301020} is an apocalyptic number.

100434203301020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100434203301020 is an abundant number, since it is smaller than the sum of its proper divisors (112017126023284).

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

100434203301020 is a wasteful number, since it uses less digits than its factorization.

100434203301020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36654818869 (or 36654818867 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 100434203301020 its reverse (20103302434001), we get a palindrome (120537505735021).

The spelling of 100434203301020 in words is "one hundred trillion, four hundred thirty-four billion, two hundred three million, three hundred one thousand, twenty".