121200011102222 has 16 divisors (see below), whose sum is σ = 200337764328240. Its totient is φ = 54637572088512.

The previous prime is 121200011102167. The next prime is 121200011102237. The reversal of 121200011102222 is 222201110002121.

121200011102222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 121200011102222.

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, 54203939447 + ... + 54203941682.

It is an arithmetic number, because the mean of its divisors is an integer number (12521110270515).

Almost surely, 2^{121200011102222} is an apocalyptic number.

121200011102222 is a deficient number, since it is larger than the sum of its proper divisors (79137753226018).

121200011102222 is a wasteful number, since it uses less digits than its factorization.

121200011102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108407881187.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121200011102222 its reverse (222201110002121), we get a palindrome (343401121104343).

The spelling of 121200011102222 in words is "one hundred twenty-one trillion, two hundred billion, eleven million, one hundred two thousand, two hundred twenty-two".