2112011111211 has 8 divisors (see below), whose sum is σ = 2816107359120. Its totient is φ = 1407961135392.

The previous prime is 2112011111183. The next prime is 2112011111239. The reversal of 2112011111211 is 1121111102112.

It is an interprime number because it is at equal distance from previous prime (2112011111183) and next prime (2112011111239).

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

It is not a de Polignac number, because 2112011111211 - 2¹³ = 2112011103019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112011111251) 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, 11461380 + ... + 11644193.

It is an arithmetic number, because the mean of its divisors is an integer number (352013419890).

Almost surely, 2^{2112011111211} is an apocalyptic number.

2112011111211 is a deficient number, since it is larger than the sum of its proper divisors (704096247909).

2112011111211 is a wasteful number, since it uses less digits than its factorization.

2112011111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23136045.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 2112011111211 its reverse (1121111102112), we get a palindrome (3233122213323).

Subtracting from 2112011111211 its reverse (1121111102112), we obtain a palindrome (990900009099).

It can be divided in two parts, 2112011 and 111211, that added together give a palindrome (2223222).

The spelling of 2112011111211 in words is "two trillion, one hundred twelve billion, eleven million, one hundred eleven thousand, two hundred eleven".