1212033132 has 30 divisors (see below), whose sum is σ = 3168494868. Its totient is φ = 404010936.

The previous prime is 1212033113. The next prime is 1212033143. The reversal of 1212033132 is 2313302121.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 in 9 ways as a sum of consecutive naturals, for example, 1870098 + ... + 1870745.

Almost surely, 2^1212033132 is an apocalyptic number.

1212033132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1212033132 is an abundant number, since it is smaller than the sum of its proper divisors (1956461736).

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

1212033132 is a wasteful number, since it uses less digits than its factorization.

1212033132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740859 (or 3740848 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1212033132 is about 34814.2662137234. The cubic root of 1212033132 is about 1066.1987375089.

Adding to 1212033132 its reverse (2313302121), we get a palindrome (3525335253).

The spelling of 1212033132 in words is "one billion, two hundred twelve million, thirty-three thousand, one hundred thirty-two".