11333032020 has 72 divisors (see below), whose sum is σ = 34386127776. Its totient is φ = 3021327552.

The previous prime is 11333032019. The next prime is 11333032037. The reversal of 11333032020 is 2023033311.

11333032020 is a `hidden beast` number, since 1 + 13 + 330 + 320 + 2 + 0 = 666.

It is a super-2 number, since 2×11333032020² (a number of 21 digits) contains 22 as substring.

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 = 11333031984 and 11333032002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 981199 + ... + 992681.

It is an arithmetic number, because the mean of its divisors is an integer number (477585108).

Almost surely, 2^11333032020 is an apocalyptic number.

11333032020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11333032020 is an abundant number, since it is smaller than the sum of its proper divisors (23053095756).

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

11333032020 is a wasteful number, since it uses less digits than its factorization.

11333032020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16981 (or 16976 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 11333032020 its reverse (2023033311), we get a palindrome (13356065331).

The spelling of 11333032020 in words is "eleven billion, three hundred thirty-three million, thirty-two thousand, twenty".