1222411544112 has 40 divisors (see below), whose sum is σ = 3444977989440. Its totient is φ = 370427740480.

The previous prime is 1222411544059. The next prime is 1222411544113. The reversal of 1222411544112 is 2114451142221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222411544112.

It is not an unprimeable number, because it can be changed into a prime (1222411544113) 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, 1157586162 + ... + 1157587217.

It is an arithmetic number, because the mean of its divisors is an integer number (86124449736).

Almost surely, 2^{1222411544112} is an apocalyptic number.

1222411544112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1222411544112 is an abundant number, since it is smaller than the sum of its proper divisors (2222566445328).

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

1222411544112 is a wasteful number, since it uses less digits than its factorization.

1222411544112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315173401 (or 2315173395 counting only the distinct ones).

The product of its digits is 5120, while the sum is 30.

Adding to 1222411544112 its reverse (2114451142221), we get a palindrome (3336862686333).

The spelling of 1222411544112 in words is "one trillion, two hundred twenty-two billion, four hundred eleven million, five hundred forty-four thousand, one hundred twelve".