20300433300344 has 16 divisors (see below), whose sum is σ = 38948505751320. Its totient is φ = 9914165100000.

The previous prime is 20300433300341. The next prime is 20300433300409. The reversal of 20300433300344 is 44300333400302.

It is a happy number.

It is a super-2 number, since 2×20300433300344² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20300433300341) 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, 29506443407 + ... + 29506444094.

Almost surely, 2^{20300433300344} is an apocalyptic number.

It is an amenable number.

20300433300344 is a deficient number, since it is larger than the sum of its proper divisors (18648072450976).

20300433300344 is a wasteful number, since it uses less digits than its factorization.

20300433300344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59012887550 (or 59012887546 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 29.

Adding to 20300433300344 its reverse (44300333400302), we get a palindrome (64600766700646).

The spelling of 20300433300344 in words is "twenty trillion, three hundred billion, four hundred thirty-three million, three hundred thousand, three hundred forty-four".