1200011332 has 24 divisors (see below), whose sum is σ = 2309682816. Its totient is φ = 542066208.

The previous prime is 1200011311. The next prime is 1200011341. The reversal of 1200011332 is 2331100021.

It is a Harshad number since it is a multiple of its sum of digits (13).

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 7 ways as a sum of consecutive naturals, for example, 243058 + ... + 247945.

It is an arithmetic number, because the mean of its divisors is an integer number (96236784).

Almost surely, 2^1200011332 is an apocalyptic number.

It is an amenable number.

1200011332 is a deficient number, since it is larger than the sum of its proper divisors (1109671484).

1200011332 is a wasteful number, since it uses less digits than its factorization.

1200011332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491067 (or 491065 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1200011332 is about 34641.1797143227. The cubic root of 1200011332 is about 1062.6619141851.

Adding to 1200011332 its reverse (2331100021), we get a palindrome (3531111353).

It can be divided in two parts, 12000 and 11332, that added together give a palindrome (23332).

The spelling of 1200011332 in words is "one billion, two hundred million, eleven thousand, three hundred thirty-two".