20140100043 has 16 divisors (see below), whose sum is σ = 30713379840. Its totient is φ = 11499739776.

The previous prime is 20140100041. The next prime is 20140100047. The reversal of 20140100043 is 34000104102.

It is not a de Polignac number, because 20140100043 - 2¹ = 20140100041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20140099995 and 20140100031.

It is not an unprimeable number, because it can be changed into a prime (20140100041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342483 + ... + 396956.

It is an arithmetic number, because the mean of its divisors is an integer number (1919586240).

Almost surely, 2^20140100043 is an apocalyptic number.

20140100043 is a deficient number, since it is larger than the sum of its proper divisors (10573279797).

20140100043 is a wasteful number, since it uses less digits than its factorization.

20140100043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740746.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 20140100043 its reverse (34000104102), we get a palindrome (54140204145).

The spelling of 20140100043 in words is "twenty billion, one hundred forty million, one hundred thousand, forty-three".