1212122233132 has 12 divisors (see below), whose sum is σ = 2121222637240. Its totient is φ = 606058622496.

The previous prime is 1212122233121. The next prime is 1212122233151. The reversal of 1212122233132 is 2313322212121.

It is a junction number, because it is equal to n+sod(n) for n = 1212122233097 and 1212122233106.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 864619 + ... + 1780957.

Almost surely, 2^{1212122233132} is an apocalyptic number.

It is an amenable number.

1212122233132 is a deficient number, since it is larger than the sum of its proper divisors (909100404108).

1212122233132 is a wasteful number, since it uses less digits than its factorization.

1212122233132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247040 (or 1247038 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 1212122233132 its reverse (2313322212121), we get a palindrome (3525444445253).

The spelling of 1212122233132 in words is "one trillion, two hundred twelve billion, one hundred twenty-two million, two hundred thirty-three thousand, one hundred thirty-two".