1020333121312 has 12 divisors (see below), whose sum is σ = 2008780832646. Its totient is φ = 510166560640.

The previous prime is 1020333121289. The next prime is 1020333121321. The reversal of 1020333121312 is 2131213330201.

It can be written as a sum of positive squares in only one way, i.e., 698621818896 + 321711302416 = 835836^2 + 567196^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15942704989 + ... + 15942705052.

Almost surely, 2^{1020333121312} is an apocalyptic number.

It is an amenable number.

1020333121312 is a deficient number, since it is larger than the sum of its proper divisors (988447711334).

1020333121312 is an equidigital number, since it uses as much as digits as its factorization.

1020333121312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31885410051 (or 31885410043 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1020333121312 its reverse (2131213330201), we get a palindrome (3151546451513).

The spelling of 1020333121312 in words is "one trillion, twenty billion, three hundred thirty-three million, one hundred twenty-one thousand, three hundred twelve".