20434300112 has 20 divisors (see below), whose sum is σ = 39694840320. Its totient is φ = 10190470368.

The previous prime is 20434300091. The next prime is 20434300157. The reversal of 20434300112 is 21100343402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661162 + ... + 1673417.

It is an arithmetic number, because the mean of its divisors is an integer number (1984742016).

Almost surely, 2^20434300112 is an apocalyptic number.

It is an amenable number.

20434300112 is a deficient number, since it is larger than the sum of its proper divisors (19260540208).

20434300112 is a wasteful number, since it uses less digits than its factorization.

20434300112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3334970 (or 3334964 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20434300112 its reverse (21100343402), we get a palindrome (41534643514).

The spelling of 20434300112 in words is "twenty billion, four hundred thirty-four million, three hundred thousand, one hundred twelve".