20043101434 has 16 divisors (see below), whose sum is σ = 30797426880. Its totient is φ = 9777801600.

The previous prime is 20043101417. The next prime is 20043101437. The reversal of 20043101434 is 43410134002.

It is a super-2 number, since 2×20043101434² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20043101437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47767 + ... + 205834.

It is an arithmetic number, because the mean of its divisors is an integer number (1924839180).

Almost surely, 2^20043101434 is an apocalyptic number.

20043101434 is a deficient number, since it is larger than the sum of its proper divisors (10754325446).

20043101434 is a wasteful number, since it uses less digits than its factorization.

20043101434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254565.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20043101434 its reverse (43410134002), we get a palindrome (63453235436).

The spelling of 20043101434 in words is "twenty billion, forty-three million, one hundred one thousand, four hundred thirty-four".