1211200132 has 24 divisors (see below), whose sum is σ = 2189376000. Its totient is φ = 585689280.

The previous prime is 1211200121. The next prime is 1211200141. The reversal of 1211200132 is 2310021121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370248 + ... + 373504.

It is an arithmetic number, because the mean of its divisors is an integer number (91224000).

Almost surely, 2^1211200132 is an apocalyptic number.

It is an amenable number.

1211200132 is a deficient number, since it is larger than the sum of its proper divisors (978175868).

1211200132 is a wasteful number, since it uses less digits than its factorization.

1211200132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6291 (or 6289 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1211200132 is about 34802.3006710763. The cubic root of 1211200132 is about 1065.9544243052.

Adding to 1211200132 its reverse (2310021121), we get a palindrome (3521221253).

The spelling of 1211200132 in words is "one billion, two hundred eleven million, two hundred thousand, one hundred thirty-two".