12112101220002 has 32 divisors (see below), whose sum is σ = 27684979891200. Its totient is φ = 3460578210768.

The previous prime is 12112101219979. The next prime is 12112101220013. The reversal of 12112101220002 is 20002210121121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6406249 + ... + 8078627.

It is an arithmetic number, because the mean of its divisors is an integer number (865155621600).

Almost surely, 2^{12112101220002} is an apocalyptic number.

12112101220002 is an abundant number, since it is smaller than the sum of its proper divisors (15572878671198).

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

12112101220002 is a wasteful number, since it uses less digits than its factorization.

12112101220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844830.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12112101220002 its reverse (20002210121121), we get a palindrome (32114311341123).

The spelling of 12112101220002 in words is "twelve trillion, one hundred twelve billion, one hundred one million, two hundred twenty thousand, two".