1020031033312 has 48 divisors (see below), whose sum is σ = 2040366609792. Its totient is φ = 501870176640.

The previous prime is 1020031033297. The next prime is 1020031033319. The reversal of 1020031033312 is 2133301300201.

It is a self number, because there is not a number n which added to its sum of digits gives 1020031033312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020031033319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759043 + ... + 1617469.

It is an arithmetic number, because the mean of its divisors is an integer number (42507637704).

Almost surely, 2^{1020031033312} is an apocalyptic number.

It is an amenable number.

1020031033312 is an abundant number, since it is smaller than the sum of its proper divisors (1020335576480).

1020031033312 is an equidigital number, since it uses as much as digits as its factorization.

1020031033312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859031 (or 859023 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1020031033312 its reverse (2133301300201), we get a palindrome (3153332333513).

The spelling of 1020031033312 in words is "one trillion, twenty billion, thirty-one million, thirty-three thousand, three hundred twelve".