100421441231320 has 64 divisors (see below), whose sum is σ = 246491876563200. Its totient is φ = 36516460394880.

The previous prime is 100421441231281. The next prime is 100421441231383. The reversal of 100421441231320 is 23132144124001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37595557 + ... + 40177963.

It is an arithmetic number, because the mean of its divisors is an integer number (3851435571300).

Almost surely, 2^{100421441231320} is an apocalyptic number.

100421441231320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100421441231320 is an abundant number, since it is smaller than the sum of its proper divisors (146070435331880).

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

100421441231320 is a wasteful number, since it uses less digits than its factorization.

100421441231320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670808 (or 2670804 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 100421441231320 its reverse (23132144124001), we get a palindrome (123553585355321).

The spelling of 100421441231320 in words is "one hundred trillion, four hundred twenty-one billion, four hundred forty-one million, two hundred thirty-one thousand, three hundred twenty".