100413134414221 has 4 divisors (see below), whose sum is σ = 100413202215744. Its totient is φ = 100413066612700.

The previous prime is 100413134414209. The next prime is 100413134414227. The reversal of 100413134414221 is 122414431314001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100413134414221 - 2³⁹ = 99863378600333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100413134414227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31628515 + ... + 34658176.

It is an arithmetic number, because the mean of its divisors is an integer number (25103300553936).

Almost surely, 2^{100413134414221} is an apocalyptic number.

It is an amenable number.

100413134414221 is a deficient number, since it is larger than the sum of its proper divisors (67801523).

100413134414221 is an equidigital number, since it uses as much as digits as its factorization.

100413134414221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67801522.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 100413134414221 its reverse (122414431314001), we get a palindrome (222827565728222).

The spelling of 100413134414221 in words is "one hundred trillion, four hundred thirteen billion, one hundred thirty-four million, four hundred fourteen thousand, two hundred twenty-one".