11333032120021 has 6 divisors (see below), whose sum is σ = 11710406759766. Its totient is φ = 10967450437800.

The previous prime is 11333032119989. The next prime is 11333032120027. The reversal of 11333032120021 is 12002123033311.

It can be written as a sum of positive squares in only one way, i.e., 6380226379921 + 4952805740100 = 2525911^2 + 2225490^2 .

It is not a de Polignac number, because 11333032120021 - 2⁵ = 11333032119989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11333032119974 and 11333032120001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11333032120027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5896477770 + ... + 5896479691.

It is an arithmetic number, because the mean of its divisors is an integer number (1951734459961).

Almost surely, 2^{11333032120021} is an apocalyptic number.

It is an amenable number.

11333032120021 is a deficient number, since it is larger than the sum of its proper divisors (377374639745).

11333032120021 is an equidigital number, since it uses as much as digits as its factorization.

11333032120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11792957523 (or 11792957492 counting only the distinct ones).

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

Adding to 11333032120021 its reverse (12002123033311), we get a palindrome (23335155153332).

The spelling of 11333032120021 in words is "eleven trillion, three hundred thirty-three billion, thirty-two million, one hundred twenty thousand, twenty-one".