20222424212 has 6 divisors (see below), whose sum is σ = 35389242378. Its totient is φ = 10111212104.

The previous prime is 20222424199. The next prime is 20222424269. The reversal of 20222424212 is 21242422202.

It can be written as a sum of positive squares in only one way, i.e., 19581524356 + 640899856 = 139934^2 + 25316^2 .

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 as a sum of consecutive naturals, namely, 2527803023 + ... + 2527803030.

It is an arithmetic number, because the mean of its divisors is an integer number (5898207063).

Almost surely, 2^20222424212 is an apocalyptic number.

It is an amenable number.

20222424212 is a deficient number, since it is larger than the sum of its proper divisors (15166818166).

20222424212 is a wasteful number, since it uses less digits than its factorization.

20222424212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055606057 (or 5055606055 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 20222424212 its reverse (21242422202), we get a palindrome (41464846414).

The spelling of 20222424212 in words is "twenty billion, two hundred twenty-two million, four hundred twenty-four thousand, two hundred twelve".