2111214134413 has 4 divisors (see below), whose sum is σ = 2126624456700. Its totient is φ = 2095803812128.

The previous prime is 2111214134399. The next prime is 2111214134423. The reversal of 2111214134413 is 3144314121112.

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 827441291044 + 1283772843369 = 909638^2 + 1133037^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2111214134413 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 (2111214134423) 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, 7705160938 + ... + 7705161211.

It is an arithmetic number, because the mean of its divisors is an integer number (531656114175).

Almost surely, 2^{2111214134413} is an apocalyptic number.

It is an amenable number.

2111214134413 is a deficient number, since it is larger than the sum of its proper divisors (15410322287).

2111214134413 is a wasteful number, since it uses less digits than its factorization.

2111214134413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15410322286.

The product of its digits is 2304, while the sum is 28.

Adding to 2111214134413 its reverse (3144314121112), we get a palindrome (5255528255525).

The spelling of 2111214134413 in words is "two trillion, one hundred eleven billion, two hundred fourteen million, one hundred thirty-four thousand, four hundred thirteen".