12112201211011 has 32 divisors (see below), whose sum is σ = 13804707667968. Its totient is φ = 10519441537440.

The previous prime is 12112201210981. The next prime is 12112201211027. The reversal of 12112201211011 is 11011210221121.

It is not a de Polignac number, because 12112201211011 - 2⁵ = 12112201210979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112201211041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1335850900 + ... + 1335859966.

It is an arithmetic number, because the mean of its divisors is an integer number (431397114624).

Almost surely, 2^{12112201211011} is an apocalyptic number.

12112201211011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12112201211011 is a deficient number, since it is larger than the sum of its proper divisors (1692506456957).

12112201211011 is a wasteful number, since it uses less digits than its factorization.

12112201211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14991.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 12112201211011 its reverse (11011210221121), we get a palindrome (23123411432132).

The spelling of 12112201211011 in words is "twelve trillion, one hundred twelve billion, two hundred one million, two hundred eleven thousand, eleven".