2221421324310 has 48 divisors (see below), whose sum is σ = 5916566073600. Its totient is φ = 577930750080.

The previous prime is 2221421324209. The next prime is 2221421324393. The reversal of 2221421324310 is 134231241222.

2221421324310 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 4 + 21 + 324 + 310 = 666.

It is a super-2 number, since 2×2221421324310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 301001910 + ... + 301009289.

It is an arithmetic number, because the mean of its divisors is an integer number (123261793200).

Almost surely, 2^{2221421324310} is an apocalyptic number.

2221421324310 is an abundant number, since it is smaller than the sum of its proper divisors (3695144749290).

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

2221421324310 is a wasteful number, since it uses less digits than its factorization.

2221421324310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602011253 (or 602011250 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 2221421324310 its reverse (134231241222), we get a palindrome (2355652565532).

The spelling of 2221421324310 in words is "two trillion, two hundred twenty-one billion, four hundred twenty-one million, three hundred twenty-four thousand, three hundred ten".