20433312422 has 8 divisors (see below), whose sum is σ = 30947541456. Its totient is φ = 10117465272.

The previous prime is 20433312407. The next prime is 20433312461. The reversal of 20433312422 is 22421333402.

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 = 20433312391 and 20433312400.

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, 49595213 + ... + 49595624.

It is an arithmetic number, because the mean of its divisors is an integer number (3868442682).

Almost surely, 2^20433312422 is an apocalyptic number.

20433312422 is a deficient number, since it is larger than the sum of its proper divisors (10514229034).

20433312422 is a wasteful number, since it uses less digits than its factorization.

20433312422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99190942.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 20433312422 its reverse (22421333402), we get a palindrome (42854645824).

The spelling of 20433312422 in words is "twenty billion, four hundred thirty-three million, three hundred twelve thousand, four hundred twenty-two".