20123022422 has 8 divisors (see below), whose sum is σ = 30279753936. Its totient is φ = 10029771112.

The previous prime is 20123022419. The next prime is 20123022431. The reversal of 20123022422 is 22422032102.

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 = 20123022394 and 20123022403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15869258 + ... + 15870525.

It is an arithmetic number, because the mean of its divisors is an integer number (3784969242).

Almost surely, 2^20123022422 is an apocalyptic number.

20123022422 is a deficient number, since it is larger than the sum of its proper divisors (10156731514).

20123022422 is a wasteful number, since it uses less digits than its factorization.

20123022422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31740102.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20123022422 its reverse (22422032102), we get a palindrome (42545054524).

The spelling of 20123022422 in words is "twenty billion, one hundred twenty-three million, twenty-two thousand, four hundred twenty-two".