100401441204421 has 16 divisors (see below), whose sum is σ = 114847925601024. Its totient is φ = 85980823928064.

The previous prime is 100401441204413. The next prime is 100401441204437. The reversal of 100401441204421 is 124402144104001.

It is a cyclic number.

It is not a de Polignac number, because 100401441204421 - 2³ = 100401441204413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100401441204421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100401441204451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103215295 + ... + 104183491.

It is an arithmetic number, because the mean of its divisors is an integer number (7177995350064).

Almost surely, 2^{100401441204421} is an apocalyptic number.

It is an amenable number.

100401441204421 is a deficient number, since it is larger than the sum of its proper divisors (14446484396603).

100401441204421 is a wasteful number, since it uses less digits than its factorization.

100401441204421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981540.

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 100401441204421 its reverse (124402144104001), we get a palindrome (224803585308422).

The spelling of 100401441204421 in words is "one hundred trillion, four hundred one billion, four hundred forty-one million, two hundred four thousand, four hundred twenty-one".