2013240323011 has 4 divisors (see below), whose sum is σ = 2100772510992. Its totient is φ = 1925708135032.

The previous prime is 2013240322991. The next prime is 2013240323027. The reversal of 2013240323011 is 1103230423102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2013240323011 - 2¹⁹ = 2013239798723 is a prime.

It is a super-2 number, since 2×2013240323011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013240323041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43766093956 + ... + 43766094001.

It is an arithmetic number, because the mean of its divisors is an integer number (525193127748).

Almost surely, 2^{2013240323011} is an apocalyptic number.

2013240323011 is a deficient number, since it is larger than the sum of its proper divisors (87532187981).

2013240323011 is an equidigital number, since it uses as much as digits as its factorization.

2013240323011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87532187980.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2013240323011 its reverse (1103230423102), we get a palindrome (3116470746113).

The spelling of 2013240323011 in words is "two trillion, thirteen billion, two hundred forty million, three hundred twenty-three thousand, eleven".