11323303020 has 72 divisors (see below), whose sum is σ = 34817904576. Its totient is φ = 2978180352.

The previous prime is 11323303007. The next prime is 11323303037. The reversal of 11323303020 is 2030332311.

11323303020 is a `hidden beast` number, since 1 + 1 + 32 + 330 + 302 + 0 = 666.

It is a super-2 number, since 2×11323303020² (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 = 11323302984 and 11323303002.

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, 417732 + ... + 444011.

It is an arithmetic number, because the mean of its divisors is an integer number (483582008).

Almost surely, 2^11323303020 is an apocalyptic number.

11323303020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323303020 is an abundant number, since it is smaller than the sum of its proper divisors (23494601556).

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

11323303020 is a wasteful number, since it uses less digits than its factorization.

11323303020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861831 (or 861826 counting only the distinct ones).

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

Adding to 11323303020 its reverse (2030332311), we get a palindrome (13353635331).

The spelling of 11323303020 in words is "eleven billion, three hundred twenty-three million, three hundred three thousand, twenty".