20222220242 has 8 divisors (see below), whose sum is σ = 34666663296. Its totient is φ = 8666665812.

The previous prime is 20222220229. The next prime is 20222220257. The reversal of 20222220242 is 24202222202.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722222138 + ... + 722222165.

It is an arithmetic number, because the mean of its divisors is an integer number (4333332912).

Almost surely, 2^20222220242 is an apocalyptic number.

20222220242 is a deficient number, since it is larger than the sum of its proper divisors (14444443054).

20222220242 is a wasteful number, since it uses less digits than its factorization.

20222220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444444312.

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

Adding to 20222220242 its reverse (24202222202), we get a palindrome (44424442444).

The spelling of 20222220242 in words is "twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred forty-two".