1211233132 has 6 divisors (see below), whose sum is σ = 2119657988. Its totient is φ = 605616564.

The previous prime is 1211233123. The next prime is 1211233139. The reversal of 1211233132 is 2313321121.

It is not an unprimeable number, because it can be changed into a prime (1211233139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151404138 + ... + 151404145.

Almost surely, 2^1211233132 is an apocalyptic number.

It is an amenable number.

1211233132 is a deficient number, since it is larger than the sum of its proper divisors (908424856).

1211233132 is a wasteful number, since it uses less digits than its factorization.

1211233132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302808287 (or 302808285 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 1211233132 is about 34802.7747744343. The cubic root of 1211233132 is about 1065.9641051101.

Adding to 1211233132 its reverse (2313321121), we get a palindrome (3524554253).

The spelling of 1211233132 in words is "one billion, two hundred eleven million, two hundred thirty-three thousand, one hundred thirty-two".