1322152212 has 24 divisors (see below), whose sum is σ = 3093303136. Its totient is φ = 439534368.

The previous prime is 1322152211. The next prime is 1322152267. The reversal of 1322152212 is 2122512231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322152211) 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, 143218 + ... + 152169.

Almost surely, 2^1322152212 is an apocalyptic number.

1322152212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1322152212 is an abundant number, since it is smaller than the sum of its proper divisors (1771150924).

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

1322152212 is a wasteful number, since it uses less digits than its factorization.

1322152212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295767 (or 295765 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 1322152212 is about 36361.4110287266. The cubic root of 1322152212 is about 1097.5571719360.

Adding to 1322152212 its reverse (2122512231), we get a palindrome (3444664443).

The spelling of 1322152212 in words is "one billion, three hundred twenty-two million, one hundred fifty-two thousand, two hundred twelve".