122111111204 has 24 divisors (see below), whose sum is σ = 226040115840. Its totient is φ = 57600949824.

The previous prime is 122111111149. The next prime is 122111111257. The reversal of 122111111204 is 402111111221.

122111111204 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 2×122111111204² (a number of 23 digits) contains 22 as substring.

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, 9084344 + ... + 9097775.

It is an arithmetic number, because the mean of its divisors is an integer number (9418338160).

Almost surely, 2^122111111204 is an apocalyptic number.

It is an amenable number.

122111111204 is a deficient number, since it is larger than the sum of its proper divisors (103929004636).

122111111204 is a wasteful number, since it uses less digits than its factorization.

122111111204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18182219 (or 18182217 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 122111111204 its sum of digits (17), we get a palindrome (122111111221).

Adding to 122111111204 its reverse (402111111221), we get a palindrome (524222222425).

The spelling of 122111111204 in words is "one hundred twenty-two billion, one hundred eleven million, one hundred eleven thousand, two hundred four".