20443112414 has 4 divisors (see below), whose sum is σ = 30664668624. Its totient is φ = 10221556206.

The previous prime is 20443112411. The next prime is 20443112447. The reversal of 20443112414 is 41421134402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41421134402 = 2 ⋅20710567201.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20443112411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110778102 + ... + 5110778105.

It is an arithmetic number, because the mean of its divisors is an integer number (7666167156).

Almost surely, 2^20443112414 is an apocalyptic number.

20443112414 is a deficient number, since it is larger than the sum of its proper divisors (10221556210).

20443112414 is a wasteful number, since it uses less digits than its factorization.

20443112414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10221556209.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 20443112414 its reverse (41421134402), we get a palindrome (61864246816).

The spelling of 20443112414 in words is "twenty billion, four hundred forty-three million, one hundred twelve thousand, four hundred fourteen".