20222134442 has 8 divisors (see below), whose sum is σ = 30698662176. Its totient is φ = 9989247052.

The previous prime is 20222134441. The next prime is 20222134459. The reversal of 20222134442 is 24443122202.

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

It is not an unprimeable number, because it can be changed into a prime (20222134441) 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, 60909878 + ... + 60910209.

It is an arithmetic number, because the mean of its divisors is an integer number (3837332772).

Almost surely, 2^20222134442 is an apocalyptic number.

20222134442 is a deficient number, since it is larger than the sum of its proper divisors (10476527734).

20222134442 is a wasteful number, since it uses less digits than its factorization.

20222134442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121820172.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20222134442 its reverse (24443122202), we get a palindrome (44665256644).

The spelling of 20222134442 in words is "twenty billion, two hundred twenty-two million, one hundred thirty-four thousand, four hundred forty-two".