20113001343 has 12 divisors (see below), whose sum is σ = 29070888600. Its totient is φ = 13400001936.

The previous prime is 20113001333. The next prime is 20113001351. The reversal of 20113001343 is 34310031102.

20113001343 is a `hidden beast` number, since 20 + 1 + 1 + 300 + 1 + 343 = 666.

It is not a de Polignac number, because 20113001343 - 2¹⁴ = 20112984959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113001333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707421 + ... + 735302.

It is an arithmetic number, because the mean of its divisors is an integer number (2422574050).

Almost surely, 2^20113001343 is an apocalyptic number.

20113001343 is a deficient number, since it is larger than the sum of its proper divisors (8957887257).

20113001343 is a wasteful number, since it uses less digits than its factorization.

20113001343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444278 (or 1444275 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20113001343 its reverse (34310031102), we get a palindrome (54423032445).

The spelling of 20113001343 in words is "twenty billion, one hundred thirteen million, one thousand, three hundred forty-three".