2152322212 has 6 divisors (see below), whose sum is σ = 3766563878. Its totient is φ = 1076161104.

The previous prime is 2152322189. The next prime is 2152322309. The reversal of 2152322212 is 2122232512.

It can be written as a sum of positive squares in only one way, i.e., 1718599936 + 433722276 = 41456^2 + 20826^2 .

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 as a sum of consecutive naturals, namely, 269040273 + ... + 269040280.

Almost surely, 2^2152322212 is an apocalyptic number.

It is an amenable number.

2152322212 is a deficient number, since it is larger than the sum of its proper divisors (1614241666).

2152322212 is a wasteful number, since it uses less digits than its factorization.

2152322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538080557 (or 538080555 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 2152322212 is about 46393.1267754179. The cubic root of 2152322212 is about 1291.1273945327.

Adding to 2152322212 its reverse (2122232512), we get a palindrome (4274554724).

The spelling of 2152322212 in words is "two billion, one hundred fifty-two million, three hundred twenty-two thousand, two hundred twelve".