1212333122 has 48 divisors (see below), whose sum is σ = 2460163776. Its totient is φ = 435996000.

The previous prime is 1212333097. The next prime is 1212333149. The reversal of 1212333122 is 2213332121.

It is a junction number, because it is equal to n+sod(n) for n = 1212333094 and 1212333103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5504 + ... + 49547.

It is an arithmetic number, because the mean of its divisors is an integer number (51253412).

Almost surely, 2^1212333122 is an apocalyptic number.

1212333122 is an abundant number, since it is smaller than the sum of its proper divisors (1247830654).

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

1212333122 is a wasteful number, since it uses less digits than its factorization.

1212333122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55095 (or 55084 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 1212333122 is about 34818.5743820737. The cubic root of 1212333122 is about 1066.2866951084.

Adding to 1212333122 its reverse (2213332121), we get a palindrome (3425665243).

The spelling of 1212333122 in words is "one billion, two hundred twelve million, three hundred thirty-three thousand, one hundred twenty-two".