1132212012 has 24 divisors (see below), whose sum is σ = 2643379200. Its totient is φ = 377182416.

The previous prime is 1132211981. The next prime is 1132212013. The reversal of 1132212012 is 2102122311.

It is a junction number, because it is equal to n+sod(n) for n = 1132211982 and 1132212000.

It is not an unprimeable number, because it can be changed into a prime (1132212013) 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, 5712 + ... + 47927.

It is an arithmetic number, because the mean of its divisors is an integer number (110140800).

Almost surely, 2^1132212012 is an apocalyptic number.

1132212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1132212012 is an abundant number, since it is smaller than the sum of its proper divisors (1511167188).

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

1132212012 is a wasteful number, since it uses less digits than its factorization.

1132212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55405 (or 55403 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1132212012 is about 33648.3582363241. The cubic root of 1132212012 is about 1042.2596369176.

Adding to 1132212012 its reverse (2102122311), we get a palindrome (3234334323).

The spelling of 1132212012 in words is "one billion, one hundred thirty-two million, two hundred twelve thousand, twelve".