223323311020 has 12 divisors (see below), whose sum is σ = 468978953184. Its totient is φ = 89329324400.

The previous prime is 223323311017. The next prime is 223323311051. The reversal of 223323311020 is 20113323322.

It is a junction number, because it is equal to n+sod(n) for n = 223323310982 and 223323311000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5583082756 + ... + 5583082795.

It is an arithmetic number, because the mean of its divisors is an integer number (39081579432).

Almost surely, 2^223323311020 is an apocalyptic number.

223323311020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223323311020 is an abundant number, since it is smaller than the sum of its proper divisors (245655642164).

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

223323311020 is a wasteful number, since it uses less digits than its factorization.

223323311020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11166165560 (or 11166165558 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 223323311020 its reverse (20113323322), we get a palindrome (243436634342).

The spelling of 223323311020 in words is "two hundred twenty-three billion, three hundred twenty-three million, three hundred eleven thousand, twenty".