2013243430311 has 32 divisors (see below), whose sum is σ = 3196375557120. Its totient is φ = 1249109893152.

The previous prime is 2013243430301. The next prime is 2013243430313. The reversal of 2013243430311 is 1130343423102.

It is a happy number.

2013243430311 is a `hidden beast` number, since 2 + 0 + 1 + 3 + 2 + 4 + 343 + 0 + 311 = 666.

It is not a de Polignac number, because 2013243430311 - 2¹⁷ = 2013243299239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013243430313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43786995 + ... + 43832948.

It is an arithmetic number, because the mean of its divisors is an integer number (99886736160).

Almost surely, 2^{2013243430311} is an apocalyptic number.

2013243430311 is a deficient number, since it is larger than the sum of its proper divisors (1183132126809).

2013243430311 is a wasteful number, since it uses less digits than its factorization.

2013243430311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87620012 (or 87620006 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2013243430311 its reverse (1130343423102), we get a palindrome (3143586853413).

The spelling of 2013243430311 in words is "two trillion, thirteen billion, two hundred forty-three million, four hundred thirty thousand, three hundred eleven".