1011133320020 has 24 divisors (see below), whose sum is σ = 2129395227624. Its totient is φ = 403307565056.

The previous prime is 1011133320019. The next prime is 1011133320133. The reversal of 1011133320020 is 200233311101.

It can be written as a sum of positive squares in 4 ways, for example, as 730404676 + 1010402915344 = 27026^2 + 1005188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71602949 + ... + 71617068.

It is an arithmetic number, because the mean of its divisors is an integer number (88724801151).

Almost surely, 2^{1011133320020} is an apocalyptic number.

1011133320020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011133320020 is an abundant number, since it is smaller than the sum of its proper divisors (1118261907604).

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

1011133320020 is a wasteful number, since it uses less digits than its factorization.

1011133320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143220379 (or 143220377 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1011133320020 its reverse (200233311101), we get a palindrome (1211366631121).

The spelling of 1011133320020 in words is "one trillion, eleven billion, one hundred thirty-three million, three hundred twenty thousand, twenty".