100420414441 has 4 divisors (see below), whose sum is σ = 102869692884. Its totient is φ = 97971136000.

The previous prime is 100420414427. The next prime is 100420414447. The reversal of 100420414441 is 144414024001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 51404225625 + 49016188816 = 226725^2 + 221396^2 .

It is a cyclic number.

It is not a de Polignac number, because 100420414441 - 2⁷ = 100420414313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100420414447) 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, 1224639160 + ... + 1224639241.

It is an arithmetic number, because the mean of its divisors is an integer number (25717423221).

Almost surely, 2^100420414441 is an apocalyptic number.

It is an amenable number.

100420414441 is a deficient number, since it is larger than the sum of its proper divisors (2449278443).

100420414441 is an equidigital number, since it uses as much as digits as its factorization.

100420414441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449278442.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 100420414441 its reverse (144414024001), we get a palindrome (244834438442).

The spelling of 100420414441 in words is "one hundred billion, four hundred twenty million, four hundred fourteen thousand, four hundred forty-one".