11333011012020 has 36 divisors (see below), whose sum is σ = 34376800070340. Its totient is φ = 3022136269824.

The previous prime is 11333011011977. The next prime is 11333011012073. The reversal of 11333011012020 is 2021011033311.

It can be written as a sum of positive squares in 2 ways, for example, as 6829430969124 + 4503580042896 = 2613318^2 + 2122164^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11333011011984 and 11333011012002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31480585965 + ... + 31480586324.

It is an arithmetic number, because the mean of its divisors is an integer number (954911113065).

Almost surely, 2^{11333011012020} is an apocalyptic number.

11333011012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11333011012020 is an abundant number, since it is smaller than the sum of its proper divisors (23043789058320).

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

11333011012020 is a wasteful number, since it uses less digits than its factorization.

11333011012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62961172304 (or 62961172299 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11333011012020 its reverse (2021011033311), we get a palindrome (13354022045331).

The spelling of 11333011012020 in words is "eleven trillion, three hundred thirty-three billion, eleven million, twelve thousand, twenty".