12111211212002 has 16 divisors (see below), whose sum is σ = 21024887458560. Its totient is φ = 5124816317088.

The previous prime is 12111211211993. The next prime is 12111211212011. The reversal of 12111211212002 is 20021211211121.

It is an interprime number because it is at equal distance from previous prime (12111211211993) and next prime (12111211212011).

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, 5475230003 + ... + 5475232214.

It is an arithmetic number, because the mean of its divisors is an integer number (1314055466160).

Almost surely, 2^{12111211212002} is an apocalyptic number.

12111211212002 is a deficient number, since it is larger than the sum of its proper divisors (8913676246558).

12111211212002 is a wasteful number, since it uses less digits than its factorization.

12111211212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10950462305.

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

Adding to 12111211212002 its reverse (20021211211121), we get a palindrome (32132422423123).

The spelling of 12111211212002 in words is "twelve trillion, one hundred eleven billion, two hundred eleven million, two hundred twelve thousand, two".