121022011222 has 32 divisors (see below), whose sum is σ = 222506092800. Its totient is φ = 48209642208.

The previous prime is 121022011219. The next prime is 121022011237. The reversal of 121022011222 is 222110220121.

It is a happy number.

121022011222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121022011196 and 121022011205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4278072 + ... + 4306267.

It is an arithmetic number, because the mean of its divisors is an integer number (6953315400).

Almost surely, 2^121022011222 is an apocalyptic number.

121022011222 is a deficient number, since it is larger than the sum of its proper divisors (101484081578).

121022011222 is a wasteful number, since it uses less digits than its factorization.

121022011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8584420.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121022011222 its reverse (222110220121), we get a palindrome (343132231343).

The spelling of 121022011222 in words is "one hundred twenty-one billion, twenty-two million, eleven thousand, two hundred twenty-two".