121101121222 has 16 divisors (see below), whose sum is σ = 192353005152. Its totient is φ = 56984042880.

The previous prime is 121101121201. The next prime is 121101121261. The reversal of 121101121222 is 222121101121.

121101121222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×121101121222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121101121196 and 121101121205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287647 + ... + 570037.

It is an arithmetic number, because the mean of its divisors is an integer number (12022062822).

Almost surely, 2^121101121222 is an apocalyptic number.

121101121222 is a deficient number, since it is larger than the sum of its proper divisors (71251883930).

121101121222 is a wasteful number, since it uses less digits than its factorization.

121101121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295023.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121101121222 its reverse (222121101121), we get a palindrome (343222222343).

It can be divided in two parts, 121101121 and 222, that multiplied together give a palindrome (26884448862).

The spelling of 121101121222 in words is "one hundred twenty-one billion, one hundred one million, one hundred twenty-one thousand, two hundred twenty-two".