12112121112002 has 8 divisors (see below), whose sum is σ = 18170919096636. Its totient is φ = 6055148079792.

The previous prime is 12112121111971. The next prime is 12112121112037. The reversal of 12112121112002 is 20021112121121.

It can be written as a sum of positive squares in 2 ways, for example, as 12071309435641 + 40811676361 = 3474379^2 + 202019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456221513 + ... + 456248060.

Almost surely, 2^{12112121112002} is an apocalyptic number.

12112121112002 is a deficient number, since it is larger than the sum of its proper divisors (6058797984634).

12112121112002 is an equidigital number, since it uses as much as digits as its factorization.

12112121112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912476212.

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

Adding to 12112121112002 its reverse (20021112121121), we get a palindrome (32133233233123).

The spelling of 12112121112002 in words is "twelve trillion, one hundred twelve billion, one hundred twenty-one million, one hundred twelve thousand, two".