402224422241 has 4 divisors (see below), whose sum is σ = 402235479492. Its totient is φ = 402213364992.

The previous prime is 402224422217. The next prime is 402224422307. The reversal of 402224422241 is 142224422204.

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 394603830625 + 7620591616 = 628175^2 + 87296^2 .

It is a cyclic number.

It is not a de Polignac number, because 402224422241 - 2⁶ = 402224422177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402224422141) 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, 5473880 + ... + 5546873.

It is an arithmetic number, because the mean of its divisors is an integer number (100558869873).

Almost surely, 2^402224422241 is an apocalyptic number.

It is an amenable number.

402224422241 is a deficient number, since it is larger than the sum of its proper divisors (11057251).

402224422241 is a wasteful number, since it uses less digits than its factorization.

402224422241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11057250.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 402224422241 its reverse (142224422204), we get a palindrome (544448844445).

The spelling of 402224422241 in words is "four hundred two billion, two hundred twenty-four million, four hundred twenty-two thousand, two hundred forty-one".