223233320420 has 48 divisors (see below), whose sum is σ = 533642352768. Its totient is φ = 77646370560.

The previous prime is 223233320419. The next prime is 223233320423. The reversal of 223233320420 is 24023332322.

It is a super-3 number, since 3×223233320420³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223233320420.

It is not an unprimeable number, because it can be changed into a prime (223233320423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22053569 + ... + 22063688.

It is an arithmetic number, because the mean of its divisors is an integer number (11117549016).

Almost surely, 2^223233320420 is an apocalyptic number.

223233320420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223233320420 is an abundant number, since it is smaller than the sum of its proper divisors (310409032348).

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

223233320420 is a wasteful number, since it uses less digits than its factorization.

223233320420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44117300 (or 44117298 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 223233320420 its reverse (24023332322), we get a palindrome (247256652742).

The spelling of 223233320420 in words is "two hundred twenty-three billion, two hundred thirty-three million, three hundred twenty thousand, four hundred twenty".