1211343332 has 6 divisors (see below), whose sum is σ = 2119850838. Its totient is φ = 605671664.

The previous prime is 1211343281. The next prime is 1211343349. The reversal of 1211343332 is 2333431121.

It can be written as a sum of positive squares in only one way, i.e., 1188456676 + 22886656 = 34474^2 + 4784^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1211343298 and 1211343307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151417913 + ... + 151417920.

It is an arithmetic number, because the mean of its divisors is an integer number (353308473).

Almost surely, 2^1211343332 is an apocalyptic number.

It is an amenable number.

1211343332 is a deficient number, since it is larger than the sum of its proper divisors (908507506).

1211343332 is a wasteful number, since it uses less digits than its factorization.

1211343332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302835837 (or 302835835 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 1211343332 is about 34804.3579455217. The cubic root of 1211343332 is about 1065.9964318574.

Adding to 1211343332 its reverse (2333431121), we get a palindrome (3544774453).

The spelling of 1211343332 in words is "one billion, two hundred eleven million, three hundred forty-three thousand, three hundred thirty-two".