223310233020 has 96 divisors (see below), whose sum is σ = 756627637248. Its totient is φ = 48039846912.

The previous prime is 223310232997. The next prime is 223310233031. The reversal of 223310233020 is 20332013322.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15630832 + ... + 15645111.

It is an arithmetic number, because the mean of its divisors is an integer number (7881537888).

Almost surely, 2^223310233020 is an apocalyptic number.

223310233020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223310233020 is an abundant number, since it is smaller than the sum of its proper divisors (533317404228).

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

223310233020 is a wasteful number, since it uses less digits than its factorization.

223310233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31275979 (or 31275977 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 223310233020 its reverse (20332013322), we get a palindrome (243642246342).

The spelling of 223310233020 in words is "two hundred twenty-three billion, three hundred ten million, two hundred thirty-three thousand, twenty".