122210112112012 has 24 divisors (see below), whose sum is σ = 226920900850560. Its totient is φ = 57390577009920.

The previous prime is 122210112111959. The next prime is 122210112112019. The reversal of 122210112112012 is 210211211012221.

It is a happy number.

122210112112012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (122210112112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1875966939 + ... + 1876032082.

It is an arithmetic number, because the mean of its divisors is an integer number (9455037535440).

Almost surely, 2^{122210112112012} is an apocalyptic number.

It is an amenable number.

122210112112012 is a deficient number, since it is larger than the sum of its proper divisors (104710788738548).

122210112112012 is a wasteful number, since it uses less digits than its factorization.

122210112112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751999521 (or 3751999519 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122210112112012 its reverse (210211211012221), we get a palindrome (332421323124233).

The spelling of 122210112112012 in words is "one hundred twenty-two trillion, two hundred ten billion, one hundred twelve million, one hundred twelve thousand, twelve".