1011333320000 has 70 divisors (see below), whose sum is σ = 2507778049458. Its totient is φ = 404533312000.

The previous prime is 1011333319979. The next prime is 1011333320003. The reversal of 1011333320000 is 233331101.

It can be written as a sum of positive squares in 5 ways, for example, as 205963484224 + 805369835776 = 453832^2 + 897424^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011333320003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12601667 + ... + 12681666.

Almost surely, 2^{1011333320000} is an apocalyptic number.

1011333320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011333320000 is an abundant number, since it is smaller than the sum of its proper divisors (1496444729458).

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

1011333320000 is an frugal number, since it uses more digits than its factorization.

1011333320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25283365 (or 25283340 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 1011333320000 its reverse (233331101), we get a palindrome (1011566651101).

The spelling of 1011333320000 in words is "one trillion, eleven billion, three hundred thirty-three million, three hundred twenty thousand".