20224245622 has 8 divisors (see below), whose sum is σ = 34670135376. Its totient is φ = 8667533832.

The previous prime is 20224245593. The next prime is 20224245631. The reversal of 20224245622 is 22654242202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20224245622² (a number of 21 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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722294473 + ... + 722294500.

It is an arithmetic number, because the mean of its divisors is an integer number (4333766922).

Almost surely, 2^20224245622 is an apocalyptic number.

20224245622 is a deficient number, since it is larger than the sum of its proper divisors (14445889754).

20224245622 is a wasteful number, since it uses less digits than its factorization.

20224245622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444588982.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 20224245622 its reverse (22654242202), we get a palindrome (42878487824).

The spelling of 20224245622 in words is "twenty billion, two hundred twenty-four million, two hundred forty-five thousand, six hundred twenty-two".