12112002021001 has 16 divisors (see below), whose sum is σ = 13095236252160. Its totient is φ = 11163399730560.

The previous prime is 12112002020977. The next prime is 12112002021017. The reversal of 12112002021001 is 10012020021121.

It is not a de Polignac number, because 12112002021001 - 2⁵ = 12112002020969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112002021071) 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, 7086696 + ... + 8628166.

It is an arithmetic number, because the mean of its divisors is an integer number (818452265760).

Almost surely, 2^{12112002021001} is an apocalyptic number.

It is an amenable number.

12112002021001 is a deficient number, since it is larger than the sum of its proper divisors (983234231159).

12112002021001 is a wasteful number, since it uses less digits than its factorization.

12112002021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552704.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12112002021001 its reverse (10012020021121), we get a palindrome (22124022042122).

The spelling of 12112002021001 in words is "twelve trillion, one hundred twelve billion, two million, twenty-one thousand, one".