20222420222 has 8 divisors (see below), whose sum is σ = 30334340496. Its totient is φ = 10110973392.

The previous prime is 20222420221. The next prime is 20222420297. The reversal of 20222420222 is 22202422202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20222420194 and 20222420203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222420221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21458 + ... + 202250.

It is an arithmetic number, because the mean of its divisors is an integer number (3791792562).

Almost surely, 2^20222420222 is an apocalyptic number.

20222420222 is a deficient number, since it is larger than the sum of its proper divisors (10111920274).

20222420222 is a wasteful number, since it uses less digits than its factorization.

20222420222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236722.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20222420222 its reverse (22202422202), we get a palindrome (42424842424).

The spelling of 20222420222 in words is "twenty billion, two hundred twenty-two million, four hundred twenty thousand, two hundred twenty-two".