121002200200222 has 16 divisors (see below), whose sum is σ = 209650870935792. Its totient is φ = 51765647144320.

The previous prime is 121002200200201. The next prime is 121002200200267. The reversal of 121002200200222 is 222002002200121.

It is a junction number, because it is equal to n+sod(n) for n = 121002200200196 and 121002200200205.

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, 161767646953 + ... + 161767647700.

It is an arithmetic number, because the mean of its divisors is an integer number (13103179433487).

Almost surely, 2^{121002200200222} is an apocalyptic number.

121002200200222 is a deficient number, since it is larger than the sum of its proper divisors (88648670735570).

121002200200222 is a wasteful number, since it uses less digits than its factorization.

121002200200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323535294683.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 121002200200222 its reverse (222002002200121), we get a palindrome (343004202400343).

The spelling of 121002200200222 in words is "one hundred twenty-one trillion, two billion, two hundred million, two hundred thousand, two hundred twenty-two".