100422241 has 4 divisors (see below), whose sum is σ = 100599300. Its totient is φ = 100245184.

The previous prime is 100422197. The next prime is 100422269. The reversal of 100422241 is 142224001.

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 21123216 + 79299025 = 4596^2 + 8905^2 .

It is a cyclic number.

It is not a de Polignac number, because 100422241 - 2¹³ = 100414049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100422541) 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, 87676 + ... + 88813.

It is an arithmetic number, because the mean of its divisors is an integer number (25149825).

Almost surely, 2^100422241 is an apocalyptic number.

It is an amenable number.

100422241 is a deficient number, since it is larger than the sum of its proper divisors (177059).

100422241 is an equidigital number, since it uses as much as digits as its factorization.

100422241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177058.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 100422241 is about 10021.0898109936. The cubic root of 100422241 is about 464.8112557300.

Adding to 100422241 its reverse (142224001), we get a palindrome (242646242).

The spelling of 100422241 in words is "one hundred million, four hundred twenty-two thousand, two hundred forty-one".