12011212212002 has 8 divisors (see below), whose sum is σ = 18016841460636. Its totient is φ = 6005598391792.

The previous prime is 12011212211917. The next prime is 12011212212017. The reversal of 12011212212002 is 20021221211021.

It can be written as a sum of positive squares in 2 ways, for example, as 7662106338601 + 4349105873401 = 2768051^2 + 2085451^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1660673 + ... + 5174964.

Almost surely, 2^{12011212212002} is an apocalyptic number.

12011212212002 is a deficient number, since it is larger than the sum of its proper divisors (6005629248634).

12011212212002 is an equidigital number, since it uses as much as digits as its factorization.

12011212212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7714212.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12011212212002 its reverse (20021221211021), we get a palindrome (32032433423023).

The spelling of 12011212212002 in words is "twelve trillion, eleven billion, two hundred twelve million, two hundred twelve thousand, two".