121022221222102 has 16 divisors (see below), whose sum is σ = 189917590548672. Its totient is φ = 57779161142080.

The previous prime is 121022221222099. The next prime is 121022221222159. The reversal of 121022221222102 is 201222122220121.

It is a congruent number.

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, 15700855153 + ... + 15700862860.

It is an arithmetic number, because the mean of its divisors is an integer number (11869849409292).

Almost surely, 2^{121022221222102} is an apocalyptic number.

121022221222102 is a deficient number, since it is larger than the sum of its proper divisors (68895369326570).

121022221222102 is a wasteful number, since it uses less digits than its factorization.

121022221222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31401718103.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 121022221222102 its reverse (201222122220121), we get a palindrome (322244343442223).

The spelling of 121022221222102 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred two".