20433320304422 has 4 divisors (see below), whose sum is σ = 30649980456636. Its totient is φ = 10216660152210.

The previous prime is 20433320304391. The next prime is 20433320304431. The reversal of 20433320304422 is 22440302333402.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5108330076104 + ... + 5108330076107.

It is an arithmetic number, because the mean of its divisors is an integer number (7662495114159).

Almost surely, 2^{20433320304422} is an apocalyptic number.

20433320304422 is a deficient number, since it is larger than the sum of its proper divisors (10216660152214).

20433320304422 is a wasteful number, since it uses less digits than its factorization.

20433320304422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10216660152213.

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 20433320304422 its reverse (22440302333402), we get a palindrome (42873622637824).

The spelling of 20433320304422 in words is "twenty trillion, four hundred thirty-three billion, three hundred twenty million, three hundred four thousand, four hundred twenty-two".