20113343013 has 8 divisors (see below), whose sum is σ = 26872859968. Its totient is φ = 13381360704.

The previous prime is 20113343011. The next prime is 20113343017. The reversal of 20113343013 is 31034331102.

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

It is not a de Polignac number, because 20113343013 - 2¹ = 20113343011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113343011) 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, 6881956 + ... + 6884877.

It is an arithmetic number, because the mean of its divisors is an integer number (3359107496).

Almost surely, 2^20113343013 is an apocalyptic number.

It is an amenable number.

20113343013 is a deficient number, since it is larger than the sum of its proper divisors (6759516955).

20113343013 is a wasteful number, since it uses less digits than its factorization.

20113343013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13767323.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20113343013 its reverse (31034331102), we get a palindrome (51147674115).

The spelling of 20113343013 in words is "twenty billion, one hundred thirteen million, three hundred forty-three thousand, thirteen".