121000221002012 has 96 divisors (see below), whose sum is σ = 233854973614080. Its totient is φ = 54323360752320.

The previous prime is 121000221001859. The next prime is 121000221002041. The reversal of 121000221002012 is 210200122000121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4797965939 + ... + 4797991157.

It is an arithmetic number, because the mean of its divisors is an integer number (2435989308480).

Almost surely, 2^{121000221002012} is an apocalyptic number.

It is an amenable number.

121000221002012 is a deficient number, since it is larger than the sum of its proper divisors (112854752612068).

121000221002012 is a wasteful number, since it uses less digits than its factorization.

121000221002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28071 (or 28069 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121000221002012 its reverse (210200122000121), we get a palindrome (331200343002133).

The spelling of 121000221002012 in words is "one hundred twenty-one trillion, two hundred twenty-one million, two thousand, twelve".