2111132323011 has 16 divisors (see below), whose sum is σ = 2854399564800. Its totient is φ = 1387731415488.

The previous prime is 2111132322973. The next prime is 2111132323021. The reversal of 2111132323011 is 1103232311112.

It is not a de Polignac number, because 2111132323011 - 2¹⁹ = 2111131798723 is a prime.

It is a super-2 number, since 2×2111132323011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2111132323021) 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, 10916491 + ... + 11108196.

It is an arithmetic number, because the mean of its divisors is an integer number (178399972800).

Almost surely, 2^{2111132323011} is an apocalyptic number.

2111132323011 is a deficient number, since it is larger than the sum of its proper divisors (743267241789).

2111132323011 is a wasteful number, since it uses less digits than its factorization.

2111132323011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22025138.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 2111132323011 its reverse (1103232311112), we get a palindrome (3214364634123).

The spelling of 2111132323011 in words is "two trillion, one hundred eleven billion, one hundred thirty-two million, three hundred twenty-three thousand, eleven".