1031200332032 has 144 divisors (see below), whose sum is σ = 2230427189760. Its totient is φ = 473001984000.

The previous prime is 1031200332007. The next prime is 1031200332061. The reversal of 1031200332032 is 2302330021301.

It is a junction number, because it is equal to n+sod(n) for n = 1031200331995 and 1031200332013.

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 15 ways as a sum of consecutive naturals, for example, 528548657 + ... + 528550607.

Almost surely, 2^{1031200332032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1031200332032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1115213594880).

1031200332032 is an abundant number, since it is smaller than the sum of its proper divisors (1199226857728).

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

1031200332032 is a wasteful number, since it uses less digits than its factorization.

1031200332032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2880 (or 2866 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1031200332032 its reverse (2302330021301), we get a palindrome (3333530353333).

The spelling of 1031200332032 in words is "one trillion, thirty-one billion, two hundred million, three hundred thirty-two thousand, thirty-two".