12112112110202 has 16 divisors (see below), whose sum is σ = 19584160436232. Its totient is φ = 5584936768320.

The previous prime is 12112112110183. The next prime is 12112112110237. The reversal of 12112112110202 is 20201121121121.

It can be written as a sum of positive squares in 4 ways, for example, as 10847069793121 + 1265042317081 = 3293489^2 + 1124741^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219506093 + ... + 219561264.

Almost surely, 2^{12112112110202} is an apocalyptic number.

12112112110202 is a deficient number, since it is larger than the sum of its proper divisors (7472048326030).

12112112110202 is a wasteful number, since it uses less digits than its factorization.

12112112110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439068433.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12112112110202 its reverse (20201121121121), we get a palindrome (32313233231323).

The spelling of 12112112110202 in words is "twelve trillion, one hundred twelve billion, one hundred twelve million, one hundred ten thousand, two hundred two".