2221210404324 has 24 divisors (see below), whose sum is σ = 5758693641120. Its totient is φ = 740403468072.

The previous prime is 2221210404323. The next prime is 2221210404331. The reversal of 2221210404324 is 4234040121222.

It is a happy number.

2221210404324 is a `hidden beast` number, since 2 + 2 + 21 + 210 + 404 + 3 + 24 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2221210404323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10283381394 + ... + 10283381609.

It is an arithmetic number, because the mean of its divisors is an integer number (239945568380).

Almost surely, 2^{2221210404324} is an apocalyptic number.

It is an amenable number.

2221210404324 is an abundant number, since it is smaller than the sum of its proper divisors (3537483236796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2221210404324 is a wasteful number, since it uses less digits than its factorization.

2221210404324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20566763016 (or 20566763008 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 2221210404324 its reverse (4234040121222), we get a palindrome (6455250525546).

The spelling of 2221210404324 in words is "two trillion, two hundred twenty-one billion, two hundred ten million, four hundred four thousand, three hundred twenty-four".