121002002120222 has 8 divisors (see below), whose sum is σ = 182226122715672. Its totient is φ = 60259961215000.

The previous prime is 121002002120203. The next prime is 121002002120267. The reversal of 121002002120222 is 222021200200121.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121002002120222.

It is a congruent number.

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, 120519921929 + ... + 120519922932.

It is an arithmetic number, because the mean of its divisors is an integer number (22778265339459).

Almost surely, 2^{121002002120222} is an apocalyptic number.

121002002120222 is a deficient number, since it is larger than the sum of its proper divisors (61224120595450).

121002002120222 is a wasteful number, since it uses less digits than its factorization.

121002002120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241039845114.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 121002002120222 its reverse (222021200200121), we get a palindrome (343023202320343).

The spelling of 121002002120222 in words is "one hundred twenty-one trillion, two billion, two million, one hundred twenty thousand, two hundred twenty-two".