12112101120102 has 16 divisors (see below), whose sum is σ = 24224349265920. Its totient is φ = 4037342535752.

The previous prime is 12112101120083. The next prime is 12112101120103. The reversal of 12112101120102 is 20102110121121.

It is a happy number.

It is a super-2 number, since 2×12112101120102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112101120103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5040318 + ... + 7044785.

It is an arithmetic number, because the mean of its divisors is an integer number (1514021829120).

Almost surely, 2^{12112101120102} is an apocalyptic number.

12112101120102 is an abundant number, since it is smaller than the sum of its proper divisors (12112248145818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12112101120102 is a wasteful number, since it uses less digits than its factorization.

12112101120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12252147.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12112101120102 its reverse (20102110121121), we get a palindrome (32214211241223).

The spelling of 12112101120102 in words is "twelve trillion, one hundred twelve billion, one hundred one million, one hundred twenty thousand, one hundred two".