1200031132112 has 20 divisors (see below), whose sum is σ = 2327871783456. Its totient is φ = 599290026720.

The previous prime is 1200031132087. The next prime is 1200031132127. The reversal of 1200031132112 is 2112311300021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45332564 + ... + 45359027.

Almost surely, 2^{1200031132112} is an apocalyptic number.

It is an amenable number.

1200031132112 is a deficient number, since it is larger than the sum of its proper divisors (1127840651344).

1200031132112 is an equidigital number, since it uses as much as digits as its factorization.

1200031132112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90692426 (or 90692420 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1200031132112 its reverse (2112311300021), we get a palindrome (3312342432133).

The spelling of 1200031132112 in words is "one trillion, two hundred billion, thirty-one million, one hundred thirty-two thousand, one hundred twelve".