20244224220422 has 16 divisors (see below), whose sum is σ = 30432939425280. Its totient is φ = 10099912540872.

The previous prime is 20244224220371. The next prime is 20244224220461. The reversal of 20244224220422 is 22402242244202.

It is a super-2 number, since 2×20244224220422² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 28596143 + ... + 29295525.

It is an arithmetic number, because the mean of its divisors is an integer number (1902058714080).

Almost surely, 2^{20244224220422} is an apocalyptic number.

20244224220422 is a deficient number, since it is larger than the sum of its proper divisors (10188715204858).

20244224220422 is a wasteful number, since it uses less digits than its factorization.

20244224220422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731107.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 20244224220422 its reverse (22402242244202), we get a palindrome (42646466464624).

The spelling of 20244224220422 in words is "twenty trillion, two hundred forty-four billion, two hundred twenty-four million, two hundred twenty thousand, four hundred twenty-two".