12021001212202 has 8 divisors (see below), whose sum is σ = 18032285490912. Its totient is φ = 6010239381900.

The previous prime is 12021001212179. The next prime is 12021001212211. The reversal of 12021001212202 is 20221210012021.

It is a happy number.

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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130554574 + ... + 130646617.

It is an arithmetic number, because the mean of its divisors is an integer number (2254035686364).

Almost surely, 2^{12021001212202} is an apocalyptic number.

12021001212202 is a deficient number, since it is larger than the sum of its proper divisors (6011284278710).

12021001212202 is a wasteful number, since it uses less digits than its factorization.

12021001212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261224204.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12021001212202 its reverse (20221210012021), we get a palindrome (32242211224223).

The spelling of 12021001212202 in words is "twelve trillion, twenty-one billion, one million, two hundred twelve thousand, two hundred two".