122122122111012 has 24 divisors (see below), whose sum is σ = 285043865551200. Its totient is φ = 40694195852416.

The previous prime is 122122122110999. The next prime is 122122122111013. The reversal of 122122122111012 is 210111221221221.

122122122111012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 122122122111012.

It is not an unprimeable number, because it can be changed into a prime (122122122111013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1647234462 + ... + 1647308597.

It is an arithmetic number, because the mean of its divisors is an integer number (11876827731300).

Almost surely, 2^{122122122111012} is an apocalyptic number.

122122122111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122122122111012 is an abundant number, since it is smaller than the sum of its proper divisors (162921743440188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122122122111012 is a wasteful number, since it uses less digits than its factorization.

122122122111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294546155 (or 3294546153 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 122122122111012 its reverse (210111221221221), we get a palindrome (332233343332233).

The spelling of 122122122111012 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred eleven thousand, twelve".