402224103242 has 16 divisors (see below), whose sum is σ = 649769329440. Its totient is φ = 185635407792.

The previous prime is 402224103241. The next prime is 402224103257. The reversal of 402224103242 is 242301422204.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (402224103241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533309 + ... + 1043487.

It is an arithmetic number, because the mean of its divisors is an integer number (40610583090).

Almost surely, 2^402224103242 is an apocalyptic number.

402224103242 is a deficient number, since it is larger than the sum of its proper divisors (247545226198).

402224103242 is a wasteful number, since it uses less digits than its factorization.

402224103242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540517.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 402224103242 its reverse (242301422204), we get a palindrome (644525525446).

The spelling of 402224103242 in words is "four hundred two billion, two hundred twenty-four million, one hundred three thousand, two hundred forty-two".