12112021000002 has 64 divisors (see below), whose sum is σ = 30225392870400. Its totient is φ = 3143480537280.

The previous prime is 12112020999941. The next prime is 12112021000019. The reversal of 12112021000002 is 20000012021121.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9829977 + ... + 10993292.

It is an arithmetic number, because the mean of its divisors is an integer number (472271763600).

Almost surely, 2^{12112021000002} is an apocalyptic number.

12112021000002 is an abundant number, since it is smaller than the sum of its proper divisors (18113371870398).

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

12112021000002 is a wasteful number, since it uses less digits than its factorization.

12112021000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20824551.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12112021000002 its reverse (20000012021121), we get a palindrome (32112033021123).

The spelling of 12112021000002 in words is "twelve trillion, one hundred twelve billion, twenty-one million, two", and thus it is an aban number.