1222141112 has 16 divisors (see below), whose sum is σ = 2296077840. Its totient is φ = 609853696.

The previous prime is 1222141111. The next prime is 1222141157. The reversal of 1222141112 is 2111412221.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222141111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147833 + ... + 155880.

It is an arithmetic number, because the mean of its divisors is an integer number (143504865).

Almost surely, 2^1222141112 is an apocalyptic number.

It is an amenable number.

1222141112 is a deficient number, since it is larger than the sum of its proper divisors (1073936728).

1222141112 is a wasteful number, since it uses less digits than its factorization.

1222141112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304222 (or 304218 counting only the distinct ones).

The product of its digits is 64, while the sum is 17.

The square root of 1222141112 is about 34959.1348863212. The cubic root of 1222141112 is about 1069.1544582188.

Adding to 1222141112 its reverse (2111412221), we get a palindrome (3333553333).

The spelling of 1222141112 in words is "one billion, two hundred twenty-two million, one hundred forty-one thousand, one hundred twelve".