21422214224330 has 16 divisors (see below), whose sum is σ = 40828220051400. Its totient is φ = 8064833590272.

The previous prime is 21422214224321. The next prime is 21422214224357. The reversal of 21422214224330 is 3342241222412.

It can be written as a sum of positive squares in 4 ways, for example, as 21151969162129 + 270245062201 = 4599127^2 + 519851^2 .

It is a super-2 number, since 2×21422214224330² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63006512255 + ... + 63006512594.

Almost surely, 2^{21422214224330} is an apocalyptic number.

21422214224330 is a deficient number, since it is larger than the sum of its proper divisors (19406005827070).

21422214224330 is a wasteful number, since it uses less digits than its factorization.

21422214224330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126013024873.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 21422214224330 its reverse (3342241222412), we get a palindrome (24764455446742).

The spelling of 21422214224330 in words is "twenty-one trillion, four hundred twenty-two billion, two hundred fourteen million, two hundred twenty-four thousand, three hundred thirty".