20344043211 has 8 divisors (see below), whose sum is σ = 27126504960. Its totient is φ = 13562138472.

The previous prime is 20344043183. The next prime is 20344043219. The reversal of 20344043211 is 11234044302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20344043211 - 2³⁰ = 19270301387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20344043219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44895 + ... + 206648.

It is an arithmetic number, because the mean of its divisors is an integer number (3390813120).

Almost surely, 2^20344043211 is an apocalyptic number.

20344043211 is a deficient number, since it is larger than the sum of its proper divisors (6782461749).

20344043211 is a wasteful number, since it uses less digits than its factorization.

20344043211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278505.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20344043211 its reverse (11234044302), we get a palindrome (31578087513).

The spelling of 20344043211 in words is "twenty billion, three hundred forty-four million, forty-three thousand, two hundred eleven".