12112010102011 has 4 divisors (see below), whose sum is σ = 12529665622800. Its totient is φ = 11694354581224.

The previous prime is 12112010101979. The next prime is 12112010102039. The reversal of 12112010102011 is 11020101021121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12112010102011 - 2⁵ = 12112010101979 is a prime.

It is a super-2 number, since 2×12112010102011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12112010101982 and 12112010102000.

It is not an unprimeable number, because it can be changed into a prime (12112010102411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208827760351 + ... + 208827760408.

It is an arithmetic number, because the mean of its divisors is an integer number (3132416405700).

Almost surely, 2^{12112010102011} is an apocalyptic number.

12112010102011 is a deficient number, since it is larger than the sum of its proper divisors (417655520789).

12112010102011 is an equidigital number, since it uses as much as digits as its factorization.

12112010102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417655520788.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12112010102011 its reverse (11020101021121), we get a palindrome (23132111123132).

The spelling of 12112010102011 in words is "twelve trillion, one hundred twelve billion, ten million, one hundred two thousand, eleven".