2113112131211 has 8 divisors (see below), whose sum is σ = 2218604607120. Its totient is φ = 2009794758048.

The previous prime is 2113112131199. The next prime is 2113112131237. The reversal of 2113112131211 is 1121312113112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113112131211 - 2¹⁰ = 2113112130187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113112131261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543773696 + ... + 543777581.

It is an arithmetic number, because the mean of its divisors is an integer number (277325575890).

Almost surely, 2^{2113112131211} is an apocalyptic number.

2113112131211 is a deficient number, since it is larger than the sum of its proper divisors (105492475909).

2113112131211 is a wasteful number, since it uses less digits than its factorization.

2113112131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087551373.

The product of its digits is 72, while the sum is 20.

Adding to 2113112131211 its reverse (1121312113112), we get a palindrome (3234424244323).

The spelling of 2113112131211 in words is "two trillion, one hundred thirteen billion, one hundred twelve million, one hundred thirty-one thousand, two hundred eleven".