121001012210222 has 16 divisors (see below), whose sum is σ = 182018959390800. Its totient is φ = 60328269193152.

The previous prime is 121001012210191. The next prime is 121001012210279. The reversal of 121001012210222 is 222012210100121.

It is a self number, because there is not a number n which added to its sum of digits gives 121001012210222.

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, 59866847 + ... + 61855002.

It is an arithmetic number, because the mean of its divisors is an integer number (11376184961925).

Almost surely, 2^{121001012210222} is an apocalyptic number.

121001012210222 is a deficient number, since it is larger than the sum of its proper divisors (61017947180578).

121001012210222 is a wasteful number, since it uses less digits than its factorization.

121001012210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121723267.

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

Adding to 121001012210222 its reverse (222012210100121), we get a palindrome (343013222310343).

The spelling of 121001012210222 in words is "one hundred twenty-one trillion, one billion, twelve million, two hundred ten thousand, two hundred twenty-two".