2211120111011 has 16 divisors (see below), whose sum is σ = 2675963586240. Its totient is φ = 1783545799680.

The previous prime is 2211120110989. The next prime is 2211120111029. The reversal of 2211120111011 is 1101110211122.

It is a cyclic number.

It is not a de Polignac number, because 2211120111011 - 2¹⁴ = 2211120094627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2211120111311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124280 + ... + 2106581.

It is an arithmetic number, because the mean of its divisors is an integer number (167247724140).

Almost surely, 2^{2211120111011} is an apocalyptic number.

2211120111011 is a deficient number, since it is larger than the sum of its proper divisors (464843475229).

2211120111011 is a wasteful number, since it uses less digits than its factorization.

2211120111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239214.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 2211120111011 its reverse (1101110211122), we get a palindrome (3312230322133).

The spelling of 2211120111011 in words is "two trillion, two hundred eleven billion, one hundred twenty million, one hundred eleven thousand, eleven".