11333223020 has 48 divisors (see below), whose sum is σ = 27222386688. Its totient is φ = 3882440640.

The previous prime is 11333223019. The next prime is 11333223023. The reversal of 11333223020 is 2032233311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11333222983 and 11333223001.

It is not an unprimeable number, because it can be changed into a prime (11333223023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138125 + ... + 204315.

It is an arithmetic number, because the mean of its divisors is an integer number (567133056).

Almost surely, 2^11333223020 is an apocalyptic number.

11333223020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11333223020 is an abundant number, since it is smaller than the sum of its proper divisors (15889163668).

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

11333223020 is a wasteful number, since it uses less digits than its factorization.

11333223020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67430 (or 67428 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 11333223020 its reverse (2032233311), we get a palindrome (13365456331).

The spelling of 11333223020 in words is "eleven billion, three hundred thirty-three million, two hundred twenty-three thousand, twenty".