1200311132 has 12 divisors (see below), whose sum is σ = 2101475040. Its totient is φ = 599889696.

The previous prime is 1200311107. The next prime is 1200311141. The reversal of 1200311132 is 2311130021.

It is a super-3 number, since 3×1200311132³ (a number of 28 digits) contains 333 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, 56132 + ... + 74507.

It is an arithmetic number, because the mean of its divisors is an integer number (175122920).

Almost surely, 2^1200311132 is an apocalyptic number.

It is an amenable number.

1200311132 is a deficient number, since it is larger than the sum of its proper divisors (901163908).

1200311132 is a wasteful number, since it uses less digits than its factorization.

1200311132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132940 (or 132938 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1200311132 is about 34645.5066639240. The cubic root of 1200311132 is about 1062.7504021036.

Adding to 1200311132 its reverse (2311130021), we get a palindrome (3511441153).

The spelling of 1200311132 in words is "one billion, two hundred million, three hundred eleven thousand, one hundred thirty-two".