1132211312 has 20 divisors (see below), whose sum is σ = 2223711840. Its totient is φ = 558350208.

The previous prime is 1132211303. The next prime is 1132211389. The reversal of 1132211312 is 2131122311.

It is a super-2 number, since 2×1132211312² = 2563804910041522688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483512 + ... + 485847.

It is an arithmetic number, because the mean of its divisors is an integer number (111185592).

Almost surely, 2^1132211312 is an apocalyptic number.

It is an amenable number.

1132211312 is a deficient number, since it is larger than the sum of its proper divisors (1091500528).

1132211312 is an equidigital number, since it uses as much as digits as its factorization.

1132211312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969440 (or 969434 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 1132211312 is about 33648.3478346263. The cubic root of 1132211312 is about 1042.2594221222.

Adding to 1132211312 its reverse (2131122311), we get a palindrome (3263333623).

The spelling of 1132211312 in words is "one billion, one hundred thirty-two million, two hundred eleven thousand, three hundred twelve".