121030220222 has 8 divisors (see below), whose sum is σ = 181645581672. Its totient is φ = 60481693000.

The previous prime is 121030220203. The next prime is 121030220239. The reversal of 121030220222 is 222022030121.

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 121030220222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16704029 + ... + 16711272.

It is an arithmetic number, because the mean of its divisors is an integer number (22705697709).

Almost surely, 2^121030220222 is an apocalyptic number.

121030220222 is a deficient number, since it is larger than the sum of its proper divisors (60615361450).

121030220222 is a wasteful number, since it uses less digits than its factorization.

121030220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33417114.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 121030220222 its reverse (222022030121), we get a palindrome (343052250343).

The spelling of 121030220222 in words is "one hundred twenty-one billion, thirty million, two hundred twenty thousand, two hundred twenty-two".