1233222222112 has 24 divisors (see below), whose sum is σ = 2462102116992. Its totient is φ = 607926446400.

The previous prime is 1233222222097. The next prime is 1233222222131. The reversal of 1233222222112 is 2112222223321.

It is a super-2 number, since 2×1233222222112² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271393464 + ... + 271398007.

It is an arithmetic number, because the mean of its divisors is an integer number (102587588208).

Almost surely, 2^{1233222222112} is an apocalyptic number.

It is an amenable number.

1233222222112 is a deficient number, since it is larger than the sum of its proper divisors (1228879894880).

1233222222112 is an equidigital number, since it uses as much as digits as its factorization.

1233222222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542791552 (or 542791544 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

Adding to 1233222222112 its reverse (2112222223321), we get a palindrome (3345444445433).

The spelling of 1233222222112 in words is "one trillion, two hundred thirty-three billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred twelve".