2111300240213 has 4 divisors (see below), whose sum is σ = 2114744450028. Its totient is φ = 2107856030400.

The previous prime is 2111300240197. The next prime is 2111300240221. The reversal of 2111300240213 is 3120420031112.

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

It can be written as a sum of positive squares in 2 ways, for example, as 101648105329 + 2009652134884 = 318823^2 + 1417622^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111300240213 - 2⁴ = 2111300240197 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 (2111300240233) 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, 1722103988 + ... + 1722105213.

It is an arithmetic number, because the mean of its divisors is an integer number (528686112507).

Almost surely, 2^{2111300240213} is an apocalyptic number.

It is an amenable number.

2111300240213 is a deficient number, since it is larger than the sum of its proper divisors (3444209815).

2111300240213 is an equidigital number, since it uses as much as digits as its factorization.

2111300240213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444209814.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2111300240213 its reverse (3120420031112), we get a palindrome (5231720271325).

The spelling of 2111300240213 in words is "two trillion, one hundred eleven billion, three hundred million, two hundred forty thousand, two hundred thirteen".