100221321030000 has 200 divisors, whose sum is σ = 340555567334400. Its totient is φ = 25319070432000.

The previous prime is 100221321029969. The next prime is 100221321030023. The reversal of 100221321030000 is 30123122001.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 87343440 + ... + 88483439.

It is an arithmetic number, because the mean of its divisors is an integer number (1702777836672).

Almost surely, 2^{100221321030000} is an apocalyptic number.

100221321030000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100221321030000 is an abundant number, since it is smaller than the sum of its proper divisors (240334246304400).

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

100221321030000 is a wasteful number, since it uses less digits than its factorization.

100221321030000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175826929 (or 175826908 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100221321030000 its reverse (30123122001), we get a palindrome (100251444152001).

The spelling of 100221321030000 in words is "one hundred trillion, two hundred twenty-one billion, three hundred twenty-one million, thirty thousand".