12112000121001 has 64 divisors (see below), whose sum is σ = 19644944256000. Its totient is φ = 6542054092800.

The previous prime is 12112000120973. The next prime is 12112000121083. The reversal of 12112000121001 is 10012100021121.

It is not a de Polignac number, because 12112000121001 - 2⁷ = 12112000120873 is a prime.

It is a super-2 number, since 2×12112000121001² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12112000120001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22102561 + ... + 22643921.

It is an arithmetic number, because the mean of its divisors is an integer number (306952254000).

Almost surely, 2^{12112000121001} is an apocalyptic number.

12112000121001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12112000121001 is a deficient number, since it is larger than the sum of its proper divisors (7532944134999).

12112000121001 is a wasteful number, since it uses less digits than its factorization.

12112000121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543510.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12112000121001 its reverse (10012100021121), we get a palindrome (22124100142122).

The spelling of 12112000121001 in words is "twelve trillion, one hundred twelve billion, one hundred twenty-one thousand, one".